Home / 136,251,140.17-204,077,719.87-112,640,287.85

Finding the Fourth Proportional to 136,251,140.17, 204,077,719.87 and 112,640,287.85

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Solution

The fourth proportional to 136,251,140.17, 204,077,719.87 and 112,640,287.85 is: 168,713,253.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,251,140.17 : 204,077,719.87 = 112,640,287.85 : x
  2. Step 2: Convert to fraction form
    136,251,140.17/204,077,719.87 = 112,640,287.85/x
  3. Step 3: Cross multiply
    136,251,140.17x = 204,077,719.87 × 112,640,287.85
  4. Step 4: Simplify right side
    136,251,140.17x = 22,987,373,110,340,372
  5. Step 5: Solve for x
    x = 22,987,373,110,340,372/136,251,140.17
  6. Step 6: Final answer
    x = 168,713,253.21

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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.