Home / 573,924,355.69-861,023,137.65-185,747,186.56

Finding the Fourth Proportional to 573,924,355.69, 861,023,137.65 and 185,747,186.56

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Solution

The fourth proportional to 573,924,355.69, 861,023,137.65 and 185,747,186.56 is: 278,664,990.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,924,355.69 : 861,023,137.65 = 185,747,186.56 : x
  2. Step 2: Convert to fraction form
    573,924,355.69/861,023,137.65 = 185,747,186.56/x
  3. Step 3: Cross multiply
    573,924,355.69x = 861,023,137.65 × 185,747,186.56
  4. Step 4: Simplify right side
    573,924,355.69x = 159,932,625,379,398,560
  5. Step 5: Solve for x
    x = 159,932,625,379,398,560/573,924,355.69
  6. Step 6: Final answer
    x = 278,664,990.94

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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.