Home / 567,192,517.02-782,729,085.51-316,312,747.38

Finding the Fourth Proportional to 567,192,517.02, 782,729,085.51 and 316,312,747.38

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Solution

The fourth proportional to 567,192,517.02, 782,729,085.51 and 316,312,747.38 is: 436,513,494.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,192,517.02 : 782,729,085.51 = 316,312,747.38 : x
  2. Step 2: Convert to fraction form
    567,192,517.02/782,729,085.51 = 316,312,747.38/x
  3. Step 3: Cross multiply
    567,192,517.02x = 782,729,085.51 × 316,312,747.38
  4. Step 4: Simplify right side
    567,192,517.02x = 247,587,187,491,903,040
  5. Step 5: Solve for x
    x = 247,587,187,491,903,040/567,192,517.02
  6. Step 6: Final answer
    x = 436,513,494.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.