Home / 89,676,338,115.48-123,753,357,092.12-49,031,277,125.40

Finding the Fourth Proportional to 89,676,338,115.48, 123,753,357,092.12 and 49,031,277,125.40

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Solution

The fourth proportional to 89,676,338,115.48, 123,753,357,092.12 and 49,031,277,125.40 is: 67,663,168,170.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,676,338,115.48 : 123,753,357,092.12 = 49,031,277,125.40 : x
  2. Step 2: Convert to fraction form
    89,676,338,115.48/123,753,357,092.12 = 49,031,277,125.40/x
  3. Step 3: Cross multiply
    89,676,338,115.48x = 123,753,357,092.12 × 49,031,277,125.40
  4. Step 4: Simplify right side
    89,676,338,115.48x = 6,067,785,146,782,320,689,152
  5. Step 5: Solve for x
    x = 6,067,785,146,782,320,689,152/89,676,338,115.48
  6. Step 6: Final answer
    x = 67,663,168,170.06

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1.5x scale

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.