Home / 5,692,560,917.15-8,527,720,961.86-3,921,618,815.21

Finding the Fourth Proportional to 5,692,560,917.15, 8,527,720,961.86 and 3,921,618,815.21

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Solution

The fourth proportional to 5,692,560,917.15, 8,527,720,961.86 and 3,921,618,815.21 is: 5,874,767,343.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,692,560,917.15 : 8,527,720,961.86 = 3,921,618,815.21 : x
  2. Step 2: Convert to fraction form
    5,692,560,917.15/8,527,720,961.86 = 3,921,618,815.21/x
  3. Step 3: Cross multiply
    5,692,560,917.15x = 8,527,720,961.86 × 3,921,618,815.21
  4. Step 4: Simplify right side
    5,692,560,917.15x = 33,442,470,974,890,893,312
  5. Step 5: Solve for x
    x = 33,442,470,974,890,893,312/5,692,560,917.15
  6. Step 6: Final answer
    x = 5,874,767,343.14

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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.