Home / 112,512,414.30-168,503,200.65-69,514,244.70

Finding the Fourth Proportional to 112,512,414.30, 168,503,200.65 and 69,514,244.70

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Solution

The fourth proportional to 112,512,414.30, 168,503,200.65 and 69,514,244.70 is: 104,107,380.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,512,414.30 : 168,503,200.65 = 69,514,244.70 : x
  2. Step 2: Convert to fraction form
    112,512,414.30/168,503,200.65 = 69,514,244.70/x
  3. Step 3: Cross multiply
    112,512,414.30x = 168,503,200.65 × 69,514,244.70
  4. Step 4: Simplify right side
    112,512,414.30x = 11,713,372,722,717,300
  5. Step 5: Solve for x
    x = 11,713,372,722,717,300/112,512,414.30
  6. Step 6: Final answer
    x = 104,107,380.47

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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.