Home / 117,981,240.17-162,823,804.97-65,068,296.98

Finding the Fourth Proportional to 117,981,240.17, 162,823,804.97 and 65,068,296.98

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Solution

The fourth proportional to 117,981,240.17, 162,823,804.97 and 65,068,296.98 is: 89,799,595.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,981,240.17 : 162,823,804.97 = 65,068,296.98 : x
  2. Step 2: Convert to fraction form
    117,981,240.17/162,823,804.97 = 65,068,296.98/x
  3. Step 3: Cross multiply
    117,981,240.17x = 162,823,804.97 × 65,068,296.98
  4. Step 4: Simplify right side
    117,981,240.17x = 10,594,667,696,062,100
  5. Step 5: Solve for x
    x = 10,594,667,696,062,100/117,981,240.17
  6. Step 6: Final answer
    x = 89,799,595.95

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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.