Home / 218,363,462.10-327,545,193.15-103,572,206.10

Finding the Fourth Proportional to 218,363,462.10, 327,545,193.15 and 103,572,206.10

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Solution

The fourth proportional to 218,363,462.10, 327,545,193.15 and 103,572,206.10 is: 155,358,309.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,363,462.10 : 327,545,193.15 = 103,572,206.10 : x
  2. Step 2: Convert to fraction form
    218,363,462.10/327,545,193.15 = 103,572,206.10/x
  3. Step 3: Cross multiply
    218,363,462.10x = 327,545,193.15 × 103,572,206.10
  4. Step 4: Simplify right side
    218,363,462.10x = 33,924,578,251,996,104
  5. Step 5: Solve for x
    x = 33,924,578,251,996,104/218,363,462.10
  6. Step 6: Final answer
    x = 155,358,309.15

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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.