Home / 347,736,672.10-521,605,008.15-105,368,083.30

Finding the Fourth Proportional to 347,736,672.10, 521,605,008.15 and 105,368,083.30

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Solution

The fourth proportional to 347,736,672.10, 521,605,008.15 and 105,368,083.30 is: 158,052,124.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,736,672.10 : 521,605,008.15 = 105,368,083.30 : x
  2. Step 2: Convert to fraction form
    347,736,672.10/521,605,008.15 = 105,368,083.30/x
  3. Step 3: Cross multiply
    347,736,672.10x = 521,605,008.15 × 105,368,083.30
  4. Step 4: Simplify right side
    347,736,672.10x = 54,960,519,948,446,376
  5. Step 5: Solve for x
    x = 54,960,519,948,446,376/347,736,672.10
  6. Step 6: Final answer
    x = 158,052,124.95

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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.