Home / 523,442,718,857.50-785,402,646,469.25-268,651,027,975.73

Finding the Fourth Proportional to 523,442,718,857.50, 785,402,646,469.25 and 268,651,027,975.73

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Solution

The fourth proportional to 523,442,718,857.50, 785,402,646,469.25 and 268,651,027,975.73 is: 403,098,984,372.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,442,718,857.50 : 785,402,646,469.25 = 268,651,027,975.73 : x
  2. Step 2: Convert to fraction form
    523,442,718,857.50/785,402,646,469.25 = 268,651,027,975.73/x
  3. Step 3: Cross multiply
    523,442,718,857.50x = 785,402,646,469.25 × 268,651,027,975.73
  4. Step 4: Simplify right side
    523,442,718,857.50x = 210,999,228,348,822,861,119,488
  5. Step 5: Solve for x
    x = 210,999,228,348,822,861,119,488/523,442,718,857.50
  6. Step 6: Final answer
    x = 403,098,984,372.85

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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.