Home / 523,442,719,029.46-785,402,646,727.20-268,651,028,147.62

Finding the Fourth Proportional to 523,442,719,029.46, 785,402,646,727.20 and 268,651,028,147.62

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Solution

The fourth proportional to 523,442,719,029.46, 785,402,646,727.20 and 268,651,028,147.62 is: 403,098,984,630.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,442,719,029.46 : 785,402,646,727.20 = 268,651,028,147.62 : x
  2. Step 2: Convert to fraction form
    523,442,719,029.46/785,402,646,727.20 = 268,651,028,147.62/x
  3. Step 3: Cross multiply
    523,442,719,029.46x = 785,402,646,727.20 × 268,651,028,147.62
  4. Step 4: Simplify right side
    523,442,719,029.46x = 210,999,228,553,124,221,288,448
  5. Step 5: Solve for x
    x = 210,999,228,553,124,221,288,448/523,442,719,029.46
  6. Step 6: Final answer
    x = 403,098,984,630.73

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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.