Home / 20,394,088,331.20-30,591,132,496.80-12,108,710,564.80

Finding the Fourth Proportional to 20,394,088,331.20, 30,591,132,496.80 and 12,108,710,564.80

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Solution

The fourth proportional to 20,394,088,331.20, 30,591,132,496.80 and 12,108,710,564.80 is: 18,163,065,847.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,394,088,331.20 : 30,591,132,496.80 = 12,108,710,564.80 : x
  2. Step 2: Convert to fraction form
    20,394,088,331.20/30,591,132,496.80 = 12,108,710,564.80/x
  3. Step 3: Cross multiply
    20,394,088,331.20x = 30,591,132,496.80 × 12,108,710,564.80
  4. Step 4: Simplify right side
    20,394,088,331.20x = 370,419,169,253,198,725,120
  5. Step 5: Solve for x
    x = 370,419,169,253,198,725,120/20,394,088,331.20
  6. Step 6: Final answer
    x = 18,163,065,847.20

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1.5x scale

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.