Home / 181,520,200.92-272,280,145.86-66,513,744.12

Finding the Fourth Proportional to 181,520,200.92, 272,280,145.86 and 66,513,744.12

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Solution

The fourth proportional to 181,520,200.92, 272,280,145.86 and 66,513,744.12 is: 99,770,559.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,520,200.92 : 272,280,145.86 = 66,513,744.12 : x
  2. Step 2: Convert to fraction form
    181,520,200.92/272,280,145.86 = 66,513,744.12/x
  3. Step 3: Cross multiply
    181,520,200.92x = 272,280,145.86 × 66,513,744.12
  4. Step 4: Simplify right side
    181,520,200.92x = 18,110,371,950,688,316
  5. Step 5: Solve for x
    x = 18,110,371,950,688,316/181,520,200.92
  6. Step 6: Final answer
    x = 99,770,559.19

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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.