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Finding the Fourth Proportional to 590,979,708.60, 886,469,562.90 and 346,091,695.80

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Solution

The fourth proportional to 590,979,708.60, 886,469,562.90 and 346,091,695.80 is: 519,137,543.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,979,708.60 : 886,469,562.90 = 346,091,695.80 : x
  2. Step 2: Convert to fraction form
    590,979,708.60/886,469,562.90 = 346,091,695.80/x
  3. Step 3: Cross multiply
    590,979,708.60x = 886,469,562.90 × 346,091,695.80
  4. Step 4: Simplify right side
    590,979,708.60x = 306,799,754,299,145,792
  5. Step 5: Solve for x
    x = 306,799,754,299,145,792/590,979,708.60
  6. Step 6: Final answer
    x = 519,137,543.70

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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.