Home / 104,224,876.88-156,337,320.17-71,403,080.72

Finding the Fourth Proportional to 104,224,876.88, 156,337,320.17 and 71,403,080.72

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Solution

The fourth proportional to 104,224,876.88, 156,337,320.17 and 71,403,080.72 is: 107,104,624.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,224,876.88 : 156,337,320.17 = 71,403,080.72 : x
  2. Step 2: Convert to fraction form
    104,224,876.88/156,337,320.17 = 71,403,080.72/x
  3. Step 3: Cross multiply
    104,224,876.88x = 156,337,320.17 × 71,403,080.72
  4. Step 4: Simplify right side
    104,224,876.88x = 11,162,966,291,043,816
  5. Step 5: Solve for x
    x = 11,162,966,291,043,816/104,224,876.88
  6. Step 6: Final answer
    x = 107,104,624.40

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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.