Home / 363,836,411.40-545,754,617.10-200,010,865.80

Finding the Fourth Proportional to 363,836,411.40, 545,754,617.10 and 200,010,865.80

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Solution

The fourth proportional to 363,836,411.40, 545,754,617.10 and 200,010,865.80 is: 300,016,298.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,836,411.40 : 545,754,617.10 = 200,010,865.80 : x
  2. Step 2: Convert to fraction form
    363,836,411.40/545,754,617.10 = 200,010,865.80/x
  3. Step 3: Cross multiply
    363,836,411.40x = 545,754,617.10 × 200,010,865.80
  4. Step 4: Simplify right side
    363,836,411.40x = 109,156,853,480,518,496
  5. Step 5: Solve for x
    x = 109,156,853,480,518,496/363,836,411.40
  6. Step 6: Final answer
    x = 300,016,298.70

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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.