Home / 103,662,237,441.57-155,493,356,162.37-29,132,220,870.21

Finding the Fourth Proportional to 103,662,237,441.57, 155,493,356,162.37 and 29,132,220,870.21

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Solution

The fourth proportional to 103,662,237,441.57, 155,493,356,162.37 and 29,132,220,870.21 is: 43,698,331,305.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,662,237,441.57 : 155,493,356,162.37 = 29,132,220,870.21 : x
  2. Step 2: Convert to fraction form
    103,662,237,441.57/155,493,356,162.37 = 29,132,220,870.21/x
  3. Step 3: Cross multiply
    103,662,237,441.57x = 155,493,356,162.37 × 29,132,220,870.21
  4. Step 4: Simplify right side
    103,662,237,441.57x = 4,529,866,795,572,391,837,696
  5. Step 5: Solve for x
    x = 4,529,866,795,572,391,837,696/103,662,237,441.57
  6. Step 6: Final answer
    x = 43,698,331,305.32

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Double scale
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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.