Home / 498,237,750.55-747,356,625.83-268,655,238.55

Finding the Fourth Proportional to 498,237,750.55, 747,356,625.83 and 268,655,238.55

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Solution

The fourth proportional to 498,237,750.55, 747,356,625.83 and 268,655,238.55 is: 402,982,857.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,237,750.55 : 747,356,625.83 = 268,655,238.55 : x
  2. Step 2: Convert to fraction form
    498,237,750.55/747,356,625.83 = 268,655,238.55/x
  3. Step 3: Cross multiply
    498,237,750.55x = 747,356,625.83 × 268,655,238.55
  4. Step 4: Simplify right side
    498,237,750.55x = 200,781,272,592,938,496
  5. Step 5: Solve for x
    x = 200,781,272,592,938,496/498,237,750.55
  6. Step 6: Final answer
    x = 402,982,857.83

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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.