Home / 88,705,882.40-133,058,823.60-50,485,287.20

Finding the Fourth Proportional to 88,705,882.40, 133,058,823.60 and 50,485,287.20

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Solution

The fourth proportional to 88,705,882.40, 133,058,823.60 and 50,485,287.20 is: 75,727,930.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,705,882.40 : 133,058,823.60 = 50,485,287.20 : x
  2. Step 2: Convert to fraction form
    88,705,882.40/133,058,823.60 = 50,485,287.20/x
  3. Step 3: Cross multiply
    88,705,882.40x = 133,058,823.60 × 50,485,287.20
  4. Step 4: Simplify right side
    88,705,882.40x = 6,717,512,923,940,138
  5. Step 5: Solve for x
    x = 6,717,512,923,940,138/88,705,882.40
  6. Step 6: Final answer
    x = 75,727,930.80

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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.