Home / 87,175,053.59-120,291,092.60-50,003,412.84

Finding the Fourth Proportional to 87,175,053.59, 120,291,092.60 and 50,003,412.84

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Solution

The fourth proportional to 87,175,053.59, 120,291,092.60 and 50,003,412.84 is: 68,998,697.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,175,053.59 : 120,291,092.60 = 50,003,412.84 : x
  2. Step 2: Convert to fraction form
    87,175,053.59/120,291,092.60 = 50,003,412.84/x
  3. Step 3: Cross multiply
    87,175,053.59x = 120,291,092.60 × 50,003,412.84
  4. Step 4: Simplify right side
    87,175,053.59x = 6,014,965,164,002,452
  5. Step 5: Solve for x
    x = 6,014,965,164,002,452/87,175,053.59
  6. Step 6: Final answer
    x = 68,998,697.64

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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.