Home / 115,786,608.57-159,790,732.02-69,375,866.04

Finding the Fourth Proportional to 115,786,608.57, 159,790,732.02 and 69,375,866.04

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Solution

The fourth proportional to 115,786,608.57, 159,790,732.02 and 69,375,866.04 is: 95,741,818.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,786,608.57 : 159,790,732.02 = 69,375,866.04 : x
  2. Step 2: Convert to fraction form
    115,786,608.57/159,790,732.02 = 69,375,866.04/x
  3. Step 3: Cross multiply
    115,786,608.57x = 159,790,732.02 × 69,375,866.04
  4. Step 4: Simplify right side
    115,786,608.57x = 11,085,620,419,053,060
  5. Step 5: Solve for x
    x = 11,085,620,419,053,060/115,786,608.57
  6. Step 6: Final answer
    x = 95,741,818.13

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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.