Home / 118,414,244.15-177,275,006.82-69,079,247.51

Finding the Fourth Proportional to 118,414,244.15, 177,275,006.82 and 69,079,247.51

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Solution

The fourth proportional to 118,414,244.15, 177,275,006.82 and 69,079,247.51 is: 103,416,815.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,414,244.15 : 177,275,006.82 = 69,079,247.51 : x
  2. Step 2: Convert to fraction form
    118,414,244.15/177,275,006.82 = 69,079,247.51/x
  3. Step 3: Cross multiply
    118,414,244.15x = 177,275,006.82 × 69,079,247.51
  4. Step 4: Simplify right side
    118,414,244.15x = 12,246,024,073,898,906
  5. Step 5: Solve for x
    x = 12,246,024,073,898,906/118,414,244.15
  6. Step 6: Final answer
    x = 103,416,815.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.