Home / 363,837,178.40-545,755,767.60-200,011,632.80

Finding the Fourth Proportional to 363,837,178.40, 545,755,767.60 and 200,011,632.80

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Solution

The fourth proportional to 363,837,178.40, 545,755,767.60 and 200,011,632.80 is: 300,017,449.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,837,178.40 : 545,755,767.60 = 200,011,632.80 : x
  2. Step 2: Convert to fraction form
    363,837,178.40/545,755,767.60 = 200,011,632.80/x
  3. Step 3: Cross multiply
    363,837,178.40x = 545,755,767.60 × 200,011,632.80
  4. Step 4: Simplify right side
    363,837,178.40x = 109,157,502,187,693,344
  5. Step 5: Solve for x
    x = 109,157,502,187,693,344/363,837,178.40
  6. Step 6: Final answer
    x = 300,017,449.20

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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.