Home / 647,041,092.60-970,561,638.90-493,986,084.60

Finding the Fourth Proportional to 647,041,092.60, 970,561,638.90 and 493,986,084.60

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Solution

The fourth proportional to 647,041,092.60, 970,561,638.90 and 493,986,084.60 is: 740,979,126.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,041,092.60 : 970,561,638.90 = 493,986,084.60 : x
  2. Step 2: Convert to fraction form
    647,041,092.60/970,561,638.90 = 493,986,084.60/x
  3. Step 3: Cross multiply
    647,041,092.60x = 970,561,638.90 × 493,986,084.60
  4. Step 4: Simplify right side
    647,041,092.60x = 479,443,943,863,170,048
  5. Step 5: Solve for x
    x = 479,443,943,863,170,048/647,041,092.60
  6. Step 6: Final answer
    x = 740,979,126.90

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Similar ratio
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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.