Home / 363,838,793.40-545,758,190.10-200,013,247.80

Finding the Fourth Proportional to 363,838,793.40, 545,758,190.10 and 200,013,247.80

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Solution

The fourth proportional to 363,838,793.40, 545,758,190.10 and 200,013,247.80 is: 300,019,871.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,838,793.40 : 545,758,190.10 = 200,013,247.80 : x
  2. Step 2: Convert to fraction form
    363,838,793.40/545,758,190.10 = 200,013,247.80/x
  3. Step 3: Cross multiply
    363,838,793.40x = 545,758,190.10 × 200,013,247.80
  4. Step 4: Simplify right side
    363,838,793.40x = 109,158,868,115,350,816
  5. Step 5: Solve for x
    x = 109,158,868,115,350,816/363,838,793.40
  6. Step 6: Final answer
    x = 300,019,871.70

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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.