Home / 57,168,148.80-85,752,223.20-32,981,678.40

Finding the Fourth Proportional to 57,168,148.80, 85,752,223.20 and 32,981,678.40

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Solution

The fourth proportional to 57,168,148.80, 85,752,223.20 and 32,981,678.40 is: 49,472,517.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,168,148.80 : 85,752,223.20 = 32,981,678.40 : x
  2. Step 2: Convert to fraction form
    57,168,148.80/85,752,223.20 = 32,981,678.40/x
  3. Step 3: Cross multiply
    57,168,148.80x = 85,752,223.20 × 32,981,678.40
  4. Step 4: Simplify right side
    57,168,148.80x = 2,828,252,247,667,419
  5. Step 5: Solve for x
    x = 2,828,252,247,667,419/57,168,148.80
  6. Step 6: Final answer
    x = 49,472,517.60

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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.