Home / 170,753,691.52-235,640,044.38-92,437,186.90

Finding the Fourth Proportional to 170,753,691.52, 235,640,044.38 and 92,437,186.90

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Solution

The fourth proportional to 170,753,691.52, 235,640,044.38 and 92,437,186.90 is: 127,563,290.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,753,691.52 : 235,640,044.38 = 92,437,186.90 : x
  2. Step 2: Convert to fraction form
    170,753,691.52/235,640,044.38 = 92,437,186.90/x
  3. Step 3: Cross multiply
    170,753,691.52x = 235,640,044.38 × 92,437,186.90
  4. Step 4: Simplify right side
    170,753,691.52x = 21,781,902,823,478,356
  5. Step 5: Solve for x
    x = 21,781,902,823,478,356/170,753,691.52
  6. Step 6: Final answer
    x = 127,563,290.90

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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.