Home / 118,719,844.80-178,079,767.20-88,108,843.20

Finding the Fourth Proportional to 118,719,844.80, 178,079,767.20 and 88,108,843.20

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Solution

The fourth proportional to 118,719,844.80, 178,079,767.20 and 88,108,843.20 is: 132,163,264.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,719,844.80 : 178,079,767.20 = 88,108,843.20 : x
  2. Step 2: Convert to fraction form
    118,719,844.80/178,079,767.20 = 88,108,843.20/x
  3. Step 3: Cross multiply
    118,719,844.80x = 178,079,767.20 × 88,108,843.20
  4. Step 4: Simplify right side
    118,719,844.80x = 15,690,402,285,317,302
  5. Step 5: Solve for x
    x = 15,690,402,285,317,302/118,719,844.80
  6. Step 6: Final answer
    x = 132,163,264.80

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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.