Home / 87,264,613.94-120,425,531.86-48,105,531.48

Finding the Fourth Proportional to 87,264,613.94, 120,425,531.86 and 48,105,531.48

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Solution

The fourth proportional to 87,264,613.94, 120,425,531.86 and 48,105,531.48 is: 66,385,834.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,264,613.94 : 120,425,531.86 = 48,105,531.48 : x
  2. Step 2: Convert to fraction form
    87,264,613.94/120,425,531.86 = 48,105,531.48/x
  3. Step 3: Cross multiply
    87,264,613.94x = 120,425,531.86 × 48,105,531.48
  4. Step 4: Simplify right side
    87,264,613.94x = 5,793,134,213,886,973
  5. Step 5: Solve for x
    x = 5,793,134,213,886,973/87,264,613.94
  6. Step 6: Final answer
    x = 66,385,834.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.