Home / 210,984,937.14-291,155,359.62-116,898,740.90

Finding the Fourth Proportional to 210,984,937.14, 291,155,359.62 and 116,898,740.90

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Solution

The fourth proportional to 210,984,937.14, 291,155,359.62 and 116,898,740.90 is: 161,318,127.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,984,937.14 : 291,155,359.62 = 116,898,740.90 : x
  2. Step 2: Convert to fraction form
    210,984,937.14/291,155,359.62 = 116,898,740.90/x
  3. Step 3: Cross multiply
    210,984,937.14x = 291,155,359.62 × 116,898,740.90
  4. Step 4: Simplify right side
    210,984,937.14x = 34,035,694,945,864,704
  5. Step 5: Solve for x
    x = 34,035,694,945,864,704/210,984,937.14
  6. Step 6: Final answer
    x = 161,318,127.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.