Home / 13,441,789,346.20-20,162,684,019.30-3,627,121,211.80

Finding the Fourth Proportional to 13,441,789,346.20, 20,162,684,019.30 and 3,627,121,211.80

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Solution

The fourth proportional to 13,441,789,346.20, 20,162,684,019.30 and 3,627,121,211.80 is: 5,440,681,817.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,441,789,346.20 : 20,162,684,019.30 = 3,627,121,211.80 : x
  2. Step 2: Convert to fraction form
    13,441,789,346.20/20,162,684,019.30 = 3,627,121,211.80/x
  3. Step 3: Cross multiply
    13,441,789,346.20x = 20,162,684,019.30 × 3,627,121,211.80
  4. Step 4: Simplify right side
    13,441,789,346.20x = 73,132,498,893,223,911,424
  5. Step 5: Solve for x
    x = 73,132,498,893,223,911,424/13,441,789,346.20
  6. Step 6: Final answer
    x = 5,440,681,817.70

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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.