Home / 220,039,915.20-329,818,816.80-110,690,692.80

Finding the Fourth Proportional to 220,039,915.20, 329,818,816.80 and 110,690,692.80

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Solution

The fourth proportional to 220,039,915.20, 329,818,816.80 and 110,690,692.80 is: 165,914,776.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,039,915.20 : 329,818,816.80 = 110,690,692.80 : x
  2. Step 2: Convert to fraction form
    220,039,915.20/329,818,816.80 = 110,690,692.80/x
  3. Step 3: Cross multiply
    220,039,915.20x = 329,818,816.80 × 110,690,692.80
  4. Step 4: Simplify right side
    220,039,915.20x = 36,507,873,330,068,280
  5. Step 5: Solve for x
    x = 36,507,873,330,068,280/220,039,915.20
  6. Step 6: Final answer
    x = 165,914,776.40

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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.