Home / 88,416,200.70-132,624,301.05-80,763,450.30

Finding the Fourth Proportional to 88,416,200.70, 132,624,301.05 and 80,763,450.30

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Solution

The fourth proportional to 88,416,200.70, 132,624,301.05 and 80,763,450.30 is: 121,145,175.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,416,200.70 : 132,624,301.05 = 80,763,450.30 : x
  2. Step 2: Convert to fraction form
    88,416,200.70/132,624,301.05 = 80,763,450.30/x
  3. Step 3: Cross multiply
    88,416,200.70x = 132,624,301.05 × 80,763,450.30
  4. Step 4: Simplify right side
    88,416,200.70x = 10,711,196,146,423,912
  5. Step 5: Solve for x
    x = 10,711,196,146,423,912/88,416,200.70
  6. Step 6: Final answer
    x = 121,145,175.45

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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.