Home / 87,401,136.60-131,054,465.70-36,288,322.20

Finding the Fourth Proportional to 87,401,136.60, 131,054,465.70 and 36,288,322.20

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Solution

The fourth proportional to 87,401,136.60, 131,054,465.70 and 36,288,322.20 is: 54,412,869.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,401,136.60 : 131,054,465.70 = 36,288,322.20 : x
  2. Step 2: Convert to fraction form
    87,401,136.60/131,054,465.70 = 36,288,322.20/x
  3. Step 3: Cross multiply
    87,401,136.60x = 131,054,465.70 × 36,288,322.20
  4. Step 4: Simplify right side
    87,401,136.60x = 4,755,746,677,070,449
  5. Step 5: Solve for x
    x = 4,755,746,677,070,449/87,401,136.60
  6. Step 6: Final answer
    x = 54,412,869.92

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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.