Home / 220,142,112.80-330,213,169.20-147,582,701.60

Finding the Fourth Proportional to 220,142,112.80, 330,213,169.20 and 147,582,701.60

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Solution

The fourth proportional to 220,142,112.80, 330,213,169.20 and 147,582,701.60 is: 221,374,052.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,142,112.80 : 330,213,169.20 = 147,582,701.60 : x
  2. Step 2: Convert to fraction form
    220,142,112.80/330,213,169.20 = 147,582,701.60/x
  3. Step 3: Cross multiply
    220,142,112.80x = 330,213,169.20 × 147,582,701.60
  4. Step 4: Simplify right side
    220,142,112.80x = 48,733,751,614,433,904
  5. Step 5: Solve for x
    x = 48,733,751,614,433,904/220,142,112.80
  6. Step 6: Final answer
    x = 221,374,052.40

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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.