Home / 221,436,032.80-332,154,049.20-118,123,902.40

Finding the Fourth Proportional to 221,436,032.80, 332,154,049.20 and 118,123,902.40

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Solution

The fourth proportional to 221,436,032.80, 332,154,049.20 and 118,123,902.40 is: 177,185,853.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,436,032.80 : 332,154,049.20 = 118,123,902.40 : x
  2. Step 2: Convert to fraction form
    221,436,032.80/332,154,049.20 = 118,123,902.40/x
  3. Step 3: Cross multiply
    221,436,032.80x = 332,154,049.20 × 118,123,902.40
  4. Step 4: Simplify right side
    221,436,032.80x = 39,235,332,489,465,600
  5. Step 5: Solve for x
    x = 39,235,332,489,465,600/221,436,032.80
  6. Step 6: Final answer
    x = 177,185,853.60

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1.5x scale

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.