Home / 252,227,672.10-378,341,508.15-70,474,850.10

Finding the Fourth Proportional to 252,227,672.10, 378,341,508.15 and 70,474,850.10

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Solution

The fourth proportional to 252,227,672.10, 378,341,508.15 and 70,474,850.10 is: 105,712,275.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,227,672.10 : 378,341,508.15 = 70,474,850.10 : x
  2. Step 2: Convert to fraction form
    252,227,672.10/378,341,508.15 = 70,474,850.10/x
  3. Step 3: Cross multiply
    252,227,672.10x = 378,341,508.15 × 70,474,850.10
  4. Step 4: Simplify right side
    252,227,672.10x = 26,663,561,073,479,176
  5. Step 5: Solve for x
    x = 26,663,561,073,479,176/252,227,672.10
  6. Step 6: Final answer
    x = 105,712,275.15

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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.