Home / 80,881,460.20-121,322,190.30-60,726,068.20

Finding the Fourth Proportional to 80,881,460.20, 121,322,190.30 and 60,726,068.20

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Solution

The fourth proportional to 80,881,460.20, 121,322,190.30 and 60,726,068.20 is: 91,089,102.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,881,460.20 : 121,322,190.30 = 60,726,068.20 : x
  2. Step 2: Convert to fraction form
    80,881,460.20/121,322,190.30 = 60,726,068.20/x
  3. Step 3: Cross multiply
    80,881,460.20x = 121,322,190.30 × 60,726,068.20
  4. Step 4: Simplify right side
    80,881,460.20x = 7,367,419,602,331,179
  5. Step 5: Solve for x
    x = 7,367,419,602,331,179/80,881,460.20
  6. Step 6: Final answer
    x = 91,089,102.30

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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.