Home / 221,400,056.30-332,100,084.45-156,776,830.70

Finding the Fourth Proportional to 221,400,056.30, 332,100,084.45 and 156,776,830.70

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Solution

The fourth proportional to 221,400,056.30, 332,100,084.45 and 156,776,830.70 is: 235,165,246.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,400,056.30 : 332,100,084.45 = 156,776,830.70 : x
  2. Step 2: Convert to fraction form
    221,400,056.30/332,100,084.45 = 156,776,830.70/x
  3. Step 3: Cross multiply
    221,400,056.30x = 332,100,084.45 × 156,776,830.70
  4. Step 4: Simplify right side
    221,400,056.30x = 52,065,598,715,273,344
  5. Step 5: Solve for x
    x = 52,065,598,715,273,344/221,400,056.30
  6. Step 6: Final answer
    x = 235,165,246.05

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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.