Home / 79,696,385.26-109,981,625.76-44,885,818.78

Finding the Fourth Proportional to 79,696,385.26, 109,981,625.76 and 44,885,818.78

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Solution

The fourth proportional to 79,696,385.26, 109,981,625.76 and 44,885,818.78 is: 61,942,775.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,696,385.26 : 109,981,625.76 = 44,885,818.78 : x
  2. Step 2: Convert to fraction form
    79,696,385.26/109,981,625.76 = 44,885,818.78/x
  3. Step 3: Cross multiply
    79,696,385.26x = 109,981,625.76 × 44,885,818.78
  4. Step 4: Simplify right side
    79,696,385.26x = 4,936,615,322,993,140
  5. Step 5: Solve for x
    x = 4,936,615,322,993,140/79,696,385.26
  6. Step 6: Final answer
    x = 61,942,775.78

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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.