Home / 575,436,605.90-794,101,022.54-321,115,295.97

Finding the Fourth Proportional to 575,436,605.90, 794,101,022.54 and 321,115,295.97

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Solution

The fourth proportional to 575,436,605.90, 794,101,022.54 and 321,115,295.97 is: 443,138,274.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,436,605.90 : 794,101,022.54 = 321,115,295.97 : x
  2. Step 2: Convert to fraction form
    575,436,605.90/794,101,022.54 = 321,115,295.97/x
  3. Step 3: Cross multiply
    575,436,605.90x = 794,101,022.54 × 321,115,295.97
  4. Step 4: Simplify right side
    575,436,605.90x = 254,997,984,881,695,200
  5. Step 5: Solve for x
    x = 254,997,984,881,695,200/575,436,605.90
  6. Step 6: Final answer
    x = 443,138,274.95

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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.