Home / 372,497,115.75-514,061,878.10-207,484,758.15

Finding the Fourth Proportional to 372,497,115.75, 514,061,878.10 and 207,484,758.15

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Solution

The fourth proportional to 372,497,115.75, 514,061,878.10 and 207,484,758.15 is: 286,337,799.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,497,115.75 : 514,061,878.10 = 207,484,758.15 : x
  2. Step 2: Convert to fraction form
    372,497,115.75/514,061,878.10 = 207,484,758.15/x
  3. Step 3: Cross multiply
    372,497,115.75x = 514,061,878.10 × 207,484,758.15
  4. Step 4: Simplify right side
    372,497,115.75x = 106,660,004,451,713,296
  5. Step 5: Solve for x
    x = 106,660,004,451,713,296/372,497,115.75
  6. Step 6: Final answer
    x = 286,337,799.52

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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.