Home / 20,394,088,244.20-30,591,132,366.30-12,108,710,477.80

Finding the Fourth Proportional to 20,394,088,244.20, 30,591,132,366.30 and 12,108,710,477.80

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Solution

The fourth proportional to 20,394,088,244.20, 30,591,132,366.30 and 12,108,710,477.80 is: 18,163,065,716.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,394,088,244.20 : 30,591,132,366.30 = 12,108,710,477.80 : x
  2. Step 2: Convert to fraction form
    20,394,088,244.20/30,591,132,366.30 = 12,108,710,477.80/x
  3. Step 3: Cross multiply
    20,394,088,244.20x = 30,591,132,366.30 × 12,108,710,477.80
  4. Step 4: Simplify right side
    20,394,088,244.20x = 370,419,165,011,583,500,288
  5. Step 5: Solve for x
    x = 370,419,165,011,583,500,288/20,394,088,244.20
  6. Step 6: Final answer
    x = 18,163,065,716.70

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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.