Home / 103,662,237,419.77-155,493,356,129.64-29,132,220,848.40

Finding the Fourth Proportional to 103,662,237,419.77, 155,493,356,129.64 and 29,132,220,848.40

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Solution

The fourth proportional to 103,662,237,419.77, 155,493,356,129.64 and 29,132,220,848.40 is: 43,698,331,272.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,662,237,419.77 : 155,493,356,129.64 = 29,132,220,848.40 : x
  2. Step 2: Convert to fraction form
    103,662,237,419.77/155,493,356,129.64 = 29,132,220,848.40/x
  3. Step 3: Cross multiply
    103,662,237,419.77x = 155,493,356,129.64 × 29,132,220,848.40
  4. Step 4: Simplify right side
    103,662,237,419.77x = 4,529,866,791,227,585,200,128
  5. Step 5: Solve for x
    x = 4,529,866,791,227,585,200,128/103,662,237,419.77
  6. Step 6: Final answer
    x = 43,698,331,272.60

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Double scale
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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.