Home / 136,251,141.17-204,077,721.37-112,640,288.85

Finding the Fourth Proportional to 136,251,141.17, 204,077,721.37 and 112,640,288.85

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Solution

The fourth proportional to 136,251,141.17, 204,077,721.37 and 112,640,288.85 is: 168,713,254.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,251,141.17 : 204,077,721.37 = 112,640,288.85 : x
  2. Step 2: Convert to fraction form
    136,251,141.17/204,077,721.37 = 112,640,288.85/x
  3. Step 3: Cross multiply
    136,251,141.17x = 204,077,721.37 × 112,640,288.85
  4. Step 4: Simplify right side
    136,251,141.17x = 22,987,373,482,966,616
  5. Step 5: Solve for x
    x = 22,987,373,482,966,616/136,251,141.17
  6. Step 6: Final answer
    x = 168,713,254.70

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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.