Home / 591,861,572.80-887,792,359.20-319,763,780.80

Finding the Fourth Proportional to 591,861,572.80, 887,792,359.20 and 319,763,780.80

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Solution

The fourth proportional to 591,861,572.80, 887,792,359.20 and 319,763,780.80 is: 479,645,671.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,861,572.80 : 887,792,359.20 = 319,763,780.80 : x
  2. Step 2: Convert to fraction form
    591,861,572.80/887,792,359.20 = 319,763,780.80/x
  3. Step 3: Cross multiply
    591,861,572.80x = 887,792,359.20 × 319,763,780.80
  4. Step 4: Simplify right side
    591,861,572.80x = 283,883,841,343,143,680
  5. Step 5: Solve for x
    x = 283,883,841,343,143,680/591,861,572.80
  6. Step 6: Final answer
    x = 479,645,671.20

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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.