Home / 13,542,428,671.20-20,305,595,723.76-5,148,948,705.84

Finding the Fourth Proportional to 13,542,428,671.20, 20,305,595,723.76 and 5,148,948,705.84

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Solution

The fourth proportional to 13,542,428,671.20, 20,305,595,723.76 and 5,148,948,705.84 is: 7,720,363,412.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,542,428,671.20 : 20,305,595,723.76 = 5,148,948,705.84 : x
  2. Step 2: Convert to fraction form
    13,542,428,671.20/20,305,595,723.76 = 5,148,948,705.84/x
  3. Step 3: Cross multiply
    13,542,428,671.20x = 20,305,595,723.76 × 5,148,948,705.84
  4. Step 4: Simplify right side
    13,542,428,671.20x = 104,552,470,823,164,280,832
  5. Step 5: Solve for x
    x = 104,552,470,823,164,280,832/13,542,428,671.20
  6. Step 6: Final answer
    x = 7,720,363,412.03

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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.