Home / 220,185,514.80-330,278,272.20-147,626,103.60

Finding the Fourth Proportional to 220,185,514.80, 330,278,272.20 and 147,626,103.60

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Solution

The fourth proportional to 220,185,514.80, 330,278,272.20 and 147,626,103.60 is: 221,439,155.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,185,514.80 : 330,278,272.20 = 147,626,103.60 : x
  2. Step 2: Convert to fraction form
    220,185,514.80/330,278,272.20 = 147,626,103.60/x
  3. Step 3: Cross multiply
    220,185,514.80x = 330,278,272.20 × 147,626,103.60
  4. Step 4: Simplify right side
    220,185,514.80x = 48,757,694,428,626,200
  5. Step 5: Solve for x
    x = 48,757,694,428,626,200/220,185,514.80
  6. Step 6: Final answer
    x = 221,439,155.40

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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.