Home / 89,981,115.91-124,138,784.17-52,298,018.49

Finding the Fourth Proportional to 89,981,115.91, 124,138,784.17 and 52,298,018.49

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Solution

The fourth proportional to 89,981,115.91, 124,138,784.17 and 52,298,018.49 is: 72,150,832.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,981,115.91 : 124,138,784.17 = 52,298,018.49 : x
  2. Step 2: Convert to fraction form
    89,981,115.91/124,138,784.17 = 52,298,018.49/x
  3. Step 3: Cross multiply
    89,981,115.91x = 124,138,784.17 × 52,298,018.49
  4. Step 4: Simplify right side
    89,981,115.91x = 6,492,212,429,848,780
  5. Step 5: Solve for x
    x = 6,492,212,429,848,780/89,981,115.91
  6. Step 6: Final answer
    x = 72,150,832.59

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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.