Home / 88,578,039.60-132,867,059.40-80,500,136.40

Finding the Fourth Proportional to 88,578,039.60, 132,867,059.40 and 80,500,136.40

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Solution

The fourth proportional to 88,578,039.60, 132,867,059.40 and 80,500,136.40 is: 120,750,204.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,578,039.60 : 132,867,059.40 = 80,500,136.40 : x
  2. Step 2: Convert to fraction form
    88,578,039.60/132,867,059.40 = 80,500,136.40/x
  3. Step 3: Cross multiply
    88,578,039.60x = 132,867,059.40 × 80,500,136.40
  4. Step 4: Simplify right side
    88,578,039.60x = 10,695,816,404,766,904
  5. Step 5: Solve for x
    x = 10,695,816,404,766,904/88,578,039.60
  6. Step 6: Final answer
    x = 120,750,204.60

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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.