Home / 157,748,856.60-217,693,514.32-88,134,237.38

Finding the Fourth Proportional to 157,748,856.60, 217,693,514.32 and 88,134,237.38

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Solution

The fourth proportional to 157,748,856.60, 217,693,514.32 and 88,134,237.38 is: 121,625,299.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,748,856.60 : 217,693,514.32 = 88,134,237.38 : x
  2. Step 2: Convert to fraction form
    157,748,856.60/217,693,514.32 = 88,134,237.38/x
  3. Step 3: Cross multiply
    157,748,856.60x = 217,693,514.32 × 88,134,237.38
  4. Step 4: Simplify right side
    157,748,856.60x = 19,186,251,867,165,308
  5. Step 5: Solve for x
    x = 19,186,251,867,165,308/157,748,856.60
  6. Step 6: Final answer
    x = 121,625,299.10

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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.