Home / 8,921,217,177.28-13,383,350,312.69-3,677,959,155.57

Finding the Fourth Proportional to 8,921,217,177.28, 13,383,350,312.69 and 3,677,959,155.57

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Solution

The fourth proportional to 8,921,217,177.28, 13,383,350,312.69 and 3,677,959,155.57 is: 5,517,567,259.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,921,217,177.28 : 13,383,350,312.69 = 3,677,959,155.57 : x
  2. Step 2: Convert to fraction form
    8,921,217,177.28/13,383,350,312.69 = 3,677,959,155.57/x
  3. Step 3: Cross multiply
    8,921,217,177.28x = 13,383,350,312.69 × 3,677,959,155.57
  4. Step 4: Simplify right side
    8,921,217,177.28x = 49,223,415,814,721,667,072
  5. Step 5: Solve for x
    x = 49,223,415,814,721,667,072/8,921,217,177.28
  6. Step 6: Final answer
    x = 5,517,567,259.78

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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.