Home / 87,445,661.60-131,168,492.40-26,864,400.80

Finding the Fourth Proportional to 87,445,661.60, 131,168,492.40 and 26,864,400.80

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Solution

The fourth proportional to 87,445,661.60, 131,168,492.40 and 26,864,400.80 is: 40,296,601.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,445,661.60 : 131,168,492.40 = 26,864,400.80 : x
  2. Step 2: Convert to fraction form
    87,445,661.60/131,168,492.40 = 26,864,400.80/x
  3. Step 3: Cross multiply
    87,445,661.60x = 131,168,492.40 × 26,864,400.80
  4. Step 4: Simplify right side
    87,445,661.60x = 3,523,762,952,165,354
  5. Step 5: Solve for x
    x = 3,523,762,952,165,354/87,445,661.60
  6. Step 6: Final answer
    x = 40,296,601.20

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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.