Home / 147,278,788.65-220,882,753.58-45,043,712.01

Finding the Fourth Proportional to 147,278,788.65, 220,882,753.58 and 45,043,712.01

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Solution

The fourth proportional to 147,278,788.65, 220,882,753.58 and 45,043,712.01 is: 67,554,732.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,278,788.65 : 220,882,753.58 = 45,043,712.01 : x
  2. Step 2: Convert to fraction form
    147,278,788.65/220,882,753.58 = 45,043,712.01/x
  3. Step 3: Cross multiply
    147,278,788.65x = 220,882,753.58 × 45,043,712.01
  4. Step 4: Simplify right side
    147,278,788.65x = 9,949,379,140,008,096
  5. Step 5: Solve for x
    x = 9,949,379,140,008,096/147,278,788.65
  6. Step 6: Final answer
    x = 67,554,732.30

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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.