Home / 117,981,252.73-162,823,825.29-65,068,311.79

Finding the Fourth Proportional to 117,981,252.73, 162,823,825.29 and 65,068,311.79

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Solution

The fourth proportional to 117,981,252.73, 162,823,825.29 and 65,068,311.79 is: 89,799,618.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,981,252.73 : 162,823,825.29 = 65,068,311.79 : x
  2. Step 2: Convert to fraction form
    117,981,252.73/162,823,825.29 = 65,068,311.79/x
  3. Step 3: Cross multiply
    117,981,252.73x = 162,823,825.29 × 65,068,311.79
  4. Step 4: Simplify right side
    117,981,252.73x = 10,594,671,430,810,206
  5. Step 5: Solve for x
    x = 10,594,671,430,810,206/117,981,252.73
  6. Step 6: Final answer
    x = 89,799,618.04

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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.