Home / 516,960,028.20-775,440,042.30-496,552,693.80

Finding the Fourth Proportional to 516,960,028.20, 775,440,042.30 and 496,552,693.80

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Solution

The fourth proportional to 516,960,028.20, 775,440,042.30 and 496,552,693.80 is: 744,829,040.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,960,028.20 : 775,440,042.30 = 496,552,693.80 : x
  2. Step 2: Convert to fraction form
    516,960,028.20/775,440,042.30 = 496,552,693.80/x
  3. Step 3: Cross multiply
    516,960,028.20x = 775,440,042.30 × 496,552,693.80
  4. Step 4: Simplify right side
    516,960,028.20x = 385,046,841,884,450,944
  5. Step 5: Solve for x
    x = 385,046,841,884,450,944/516,960,028.20
  6. Step 6: Final answer
    x = 744,829,040.70

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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.