Home / 113,324,848.20-169,987,272.30-88,665,985.80

Finding the Fourth Proportional to 113,324,848.20, 169,987,272.30 and 88,665,985.80

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Solution

The fourth proportional to 113,324,848.20, 169,987,272.30 and 88,665,985.80 is: 132,998,978.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,324,848.20 : 169,987,272.30 = 88,665,985.80 : x
  2. Step 2: Convert to fraction form
    113,324,848.20/169,987,272.30 = 88,665,985.80/x
  3. Step 3: Cross multiply
    113,324,848.20x = 169,987,272.30 × 88,665,985.80
  4. Step 4: Simplify right side
    113,324,848.20x = 15,072,089,071,932,534
  5. Step 5: Solve for x
    x = 15,072,089,071,932,534/113,324,848.20
  6. Step 6: Final answer
    x = 132,998,978.70

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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.