Home / 363,837,009.15-545,755,513.73-200,011,463.55

Finding the Fourth Proportional to 363,837,009.15, 545,755,513.73 and 200,011,463.55

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Solution

The fourth proportional to 363,837,009.15, 545,755,513.73 and 200,011,463.55 is: 300,017,195.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,837,009.15 : 545,755,513.73 = 200,011,463.55 : x
  2. Step 2: Convert to fraction form
    363,837,009.15/545,755,513.73 = 200,011,463.55/x
  3. Step 3: Cross multiply
    363,837,009.15x = 545,755,513.73 × 200,011,463.55
  4. Step 4: Simplify right side
    363,837,009.15x = 109,157,359,040,619,376
  5. Step 5: Solve for x
    x = 109,157,359,040,619,376/363,837,009.15
  6. Step 6: Final answer
    x = 300,017,195.33

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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.