Home / 103,662,237,429.51-155,493,356,144.26-29,132,220,858.14

Finding the Fourth Proportional to 103,662,237,429.51, 155,493,356,144.26 and 29,132,220,858.14

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Solution

The fourth proportional to 103,662,237,429.51, 155,493,356,144.26 and 29,132,220,858.14 is: 43,698,331,287.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,662,237,429.51 : 155,493,356,144.26 = 29,132,220,858.14 : x
  2. Step 2: Convert to fraction form
    103,662,237,429.51/155,493,356,144.26 = 29,132,220,858.14/x
  3. Step 3: Cross multiply
    103,662,237,429.51x = 155,493,356,144.26 × 29,132,220,858.14
  4. Step 4: Simplify right side
    103,662,237,429.51x = 4,529,866,793,168,002,875,392
  5. Step 5: Solve for x
    x = 4,529,866,793,168,002,875,392/103,662,237,429.51
  6. Step 6: Final answer
    x = 43,698,331,287.21

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Half scale
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Double scale
Find fourth proportional to 103,662,237,430.51, 155,493,356,145.76 and 29,132,220,859.14
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.