Home / 851,700,213.45-1,277,669,894.40-269,373,737.70

Finding the Fourth Proportional to 851,700,213.45, 1,277,669,894.40 and 269,373,737.70

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Solution

The fourth proportional to 851,700,213.45, 1,277,669,894.40 and 269,373,737.70 is: 404,098,425.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,700,213.45 : 1,277,669,894.40 = 269,373,737.70 : x
  2. Step 2: Convert to fraction form
    851,700,213.45/1,277,669,894.40 = 269,373,737.70/x
  3. Step 3: Cross multiply
    851,700,213.45x = 1,277,669,894.40 × 269,373,737.70
  4. Step 4: Simplify right side
    851,700,213.45x = 344,170,715,001,292,288
  5. Step 5: Solve for x
    x = 344,170,715,001,292,288/851,700,213.45
  6. Step 6: Final answer
    x = 404,098,425.20

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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.