Home / 220,016,580,147.90-330,024,870,221.85-153,070,319,648.70

Finding the Fourth Proportional to 220,016,580,147.90, 330,024,870,221.85 and 153,070,319,648.70

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Solution

The fourth proportional to 220,016,580,147.90, 330,024,870,221.85 and 153,070,319,648.70 is: 229,605,479,473.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,016,580,147.90 : 330,024,870,221.85 = 153,070,319,648.70 : x
  2. Step 2: Convert to fraction form
    220,016,580,147.90/330,024,870,221.85 = 153,070,319,648.70/x
  3. Step 3: Cross multiply
    220,016,580,147.90x = 330,024,870,221.85 × 153,070,319,648.70
  4. Step 4: Simplify right side
    220,016,580,147.90x = 50,517,012,376,879,311,618,048
  5. Step 5: Solve for x
    x = 50,517,012,376,879,311,618,048/220,016,580,147.90
  6. Step 6: Final answer
    x = 229,605,479,473.05

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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.