Home / 13,614,453,872.89-20,394,331,370.34-6,779,281,856.79

Finding the Fourth Proportional to 13,614,453,872.89, 20,394,331,370.34 and 6,779,281,856.79

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Solution

The fourth proportional to 13,614,453,872.89, 20,394,331,370.34 and 6,779,281,856.79 is: 10,155,304,203.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,614,453,872.89 : 20,394,331,370.34 = 6,779,281,856.79 : x
  2. Step 2: Convert to fraction form
    13,614,453,872.89/20,394,331,370.34 = 6,779,281,856.79/x
  3. Step 3: Cross multiply
    13,614,453,872.89x = 20,394,331,370.34 × 6,779,281,856.79
  4. Step 4: Simplify right side
    13,614,453,872.89x = 138,258,920,640,309,100,544
  5. Step 5: Solve for x
    x = 138,258,920,640,309,100,544/13,614,453,872.89
  6. Step 6: Final answer
    x = 10,155,304,203.25

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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.