Home / 124,827,727.57-172,275,230.33-71,906,264.17

Finding the Fourth Proportional to 124,827,727.57, 172,275,230.33 and 71,906,264.17

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Solution

The fourth proportional to 124,827,727.57, 172,275,230.33 and 71,906,264.17 is: 99,238,113.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,827,727.57 : 172,275,230.33 = 71,906,264.17 : x
  2. Step 2: Convert to fraction form
    124,827,727.57/172,275,230.33 = 71,906,264.17/x
  3. Step 3: Cross multiply
    124,827,727.57x = 172,275,230.33 × 71,906,264.17
  4. Step 4: Simplify right side
    124,827,727.57x = 12,387,668,221,536,008
  5. Step 5: Solve for x
    x = 12,387,668,221,536,008/124,827,727.57
  6. Step 6: Final answer
    x = 99,238,113.70

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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.