Home / 87,963,612.40-132,008,404.20-36,882,290.80

Finding the Fourth Proportional to 87,963,612.40, 132,008,404.20 and 36,882,290.80

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Solution

The fourth proportional to 87,963,612.40, 132,008,404.20 and 36,882,290.80 is: 55,349,845.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,963,612.40 : 132,008,404.20 = 36,882,290.80 : x
  2. Step 2: Convert to fraction form
    87,963,612.40/132,008,404.20 = 36,882,290.80/x
  3. Step 3: Cross multiply
    87,963,612.40x = 132,008,404.20 × 36,882,290.80
  4. Step 4: Simplify right side
    87,963,612.40x = 4,868,772,351,748,341
  5. Step 5: Solve for x
    x = 4,868,772,351,748,341/87,963,612.40
  6. Step 6: Final answer
    x = 55,349,845.45

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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.