Home / 574,668,132.60-862,002,198.90-542,923,390.20

Finding the Fourth Proportional to 574,668,132.60, 862,002,198.90 and 542,923,390.20

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Solution

The fourth proportional to 574,668,132.60, 862,002,198.90 and 542,923,390.20 is: 814,385,085.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,668,132.60 : 862,002,198.90 = 542,923,390.20 : x
  2. Step 2: Convert to fraction form
    574,668,132.60/862,002,198.90 = 542,923,390.20/x
  3. Step 3: Cross multiply
    574,668,132.60x = 862,002,198.90 × 542,923,390.20
  4. Step 4: Simplify right side
    574,668,132.60x = 468,001,156,186,642,752
  5. Step 5: Solve for x
    x = 468,001,156,186,642,752/574,668,132.60
  6. Step 6: Final answer
    x = 814,385,085.30

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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.