Home / 6,327,415,687.38-9,484,479,638.52-2,128,910,893.23

Finding the Fourth Proportional to 6,327,415,687.38, 9,484,479,638.52 and 2,128,910,893.23

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Solution

The fourth proportional to 6,327,415,687.38, 9,484,479,638.52 and 2,128,910,893.23 is: 3,191,130,947.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,327,415,687.38 : 9,484,479,638.52 = 2,128,910,893.23 : x
  2. Step 2: Convert to fraction form
    6,327,415,687.38/9,484,479,638.52 = 2,128,910,893.23/x
  3. Step 3: Cross multiply
    6,327,415,687.38x = 9,484,479,638.52 × 2,128,910,893.23
  4. Step 4: Simplify right side
    6,327,415,687.38x = 20,191,612,019,063,361,536
  5. Step 5: Solve for x
    x = 20,191,612,019,063,361,536/6,327,415,687.38
  6. Step 6: Final answer
    x = 3,191,130,947.72

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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.