Home / 538,061,973.40-807,092,960.10-532,960,139.80

Finding the Fourth Proportional to 538,061,973.40, 807,092,960.10 and 532,960,139.80

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Solution

The fourth proportional to 538,061,973.40, 807,092,960.10 and 532,960,139.80 is: 799,440,209.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,061,973.40 : 807,092,960.10 = 532,960,139.80 : x
  2. Step 2: Convert to fraction form
    538,061,973.40/807,092,960.10 = 532,960,139.80/x
  3. Step 3: Cross multiply
    538,061,973.40x = 807,092,960.10 × 532,960,139.80
  4. Step 4: Simplify right side
    538,061,973.40x = 430,148,376,846,491,840
  5. Step 5: Solve for x
    x = 430,148,376,846,491,840/538,061,973.40
  6. Step 6: Final answer
    x = 799,440,209.70

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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.