Home / 77,720,125.60-116,486,876.40-32,258,519.20

Finding the Fourth Proportional to 77,720,125.60, 116,486,876.40 and 32,258,519.20

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Solution

The fourth proportional to 77,720,125.60, 116,486,876.40 and 32,258,519.20 is: 48,349,048.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,720,125.60 : 116,486,876.40 = 32,258,519.20 : x
  2. Step 2: Convert to fraction form
    77,720,125.60/116,486,876.40 = 32,258,519.20/x
  3. Step 3: Cross multiply
    77,720,125.60x = 116,486,876.40 × 32,258,519.20
  4. Step 4: Simplify right side
    77,720,125.60x = 3,757,694,138,897,427
  5. Step 5: Solve for x
    x = 3,757,694,138,897,427/77,720,125.60
  6. Step 6: Final answer
    x = 48,349,048.72

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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.