Home / 220,194,772.20-330,281,660.70-74,614,055.40

Finding the Fourth Proportional to 220,194,772.20, 330,281,660.70 and 74,614,055.40

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Solution

The fourth proportional to 220,194,772.20, 330,281,660.70 and 74,614,055.40 is: 111,917,525.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,194,772.20 : 330,281,660.70 = 74,614,055.40 : x
  2. Step 2: Convert to fraction form
    220,194,772.20/330,281,660.70 = 74,614,055.40/x
  3. Step 3: Cross multiply
    220,194,772.20x = 330,281,660.70 × 74,614,055.40
  4. Step 4: Simplify right side
    220,194,772.20x = 24,643,654,129,073,804
  5. Step 5: Solve for x
    x = 24,643,654,129,073,804/220,194,772.20
  6. Step 6: Final answer
    x = 111,917,525.94

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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.