Home / 220,174,228.80-330,261,343.20-147,614,817.60

Finding the Fourth Proportional to 220,174,228.80, 330,261,343.20 and 147,614,817.60

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Solution

The fourth proportional to 220,174,228.80, 330,261,343.20 and 147,614,817.60 is: 221,422,226.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,174,228.80 : 330,261,343.20 = 147,614,817.60 : x
  2. Step 2: Convert to fraction form
    220,174,228.80/330,261,343.20 = 147,614,817.60/x
  3. Step 3: Cross multiply
    220,174,228.80x = 330,261,343.20 × 147,614,817.60
  4. Step 4: Simplify right side
    220,174,228.80x = 48,751,467,936,799,000
  5. Step 5: Solve for x
    x = 48,751,467,936,799,000/220,174,228.80
  6. Step 6: Final answer
    x = 221,422,226.40

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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.