Home / 80,751,194.20-121,126,791.30-59,068,401.40

Finding the Fourth Proportional to 80,751,194.20, 121,126,791.30 and 59,068,401.40

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Solution

The fourth proportional to 80,751,194.20, 121,126,791.30 and 59,068,401.40 is: 88,602,602.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,751,194.20 : 121,126,791.30 = 59,068,401.40 : x
  2. Step 2: Convert to fraction form
    80,751,194.20/121,126,791.30 = 59,068,401.40/x
  3. Step 3: Cross multiply
    80,751,194.20x = 121,126,791.30 × 59,068,401.40
  4. Step 4: Simplify right side
    80,751,194.20x = 7,154,765,928,802,427
  5. Step 5: Solve for x
    x = 7,154,765,928,802,427/80,751,194.20
  6. Step 6: Final answer
    x = 88,602,602.10

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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.