Home / 87,264,625.66-120,425,548.04-48,105,543.22

Finding the Fourth Proportional to 87,264,625.66, 120,425,548.04 and 48,105,543.22

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Solution

The fourth proportional to 87,264,625.66, 120,425,548.04 and 48,105,543.22 is: 66,385,850.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,264,625.66 : 120,425,548.04 = 48,105,543.22 : x
  2. Step 2: Convert to fraction form
    87,264,625.66/120,425,548.04 = 48,105,543.22/x
  3. Step 3: Cross multiply
    87,264,625.66x = 120,425,548.04 × 48,105,543.22
  4. Step 4: Simplify right side
    87,264,625.66x = 5,793,136,406,030,406
  5. Step 5: Solve for x
    x = 5,793,136,406,030,406/87,264,625.66
  6. Step 6: Final answer
    x = 66,385,850.65

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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.