Home / 2,099,528,207.20-3,149,292,310.80-1,555,332,623.20

Finding the Fourth Proportional to 2,099,528,207.20, 3,149,292,310.80 and 1,555,332,623.20

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Solution

The fourth proportional to 2,099,528,207.20, 3,149,292,310.80 and 1,555,332,623.20 is: 2,332,998,934.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,099,528,207.20 : 3,149,292,310.80 = 1,555,332,623.20 : x
  2. Step 2: Convert to fraction form
    2,099,528,207.20/3,149,292,310.80 = 1,555,332,623.20/x
  3. Step 3: Cross multiply
    2,099,528,207.20x = 3,149,292,310.80 × 1,555,332,623.20
  4. Step 4: Simplify right side
    2,099,528,207.20x = 4,898,197,070,980,154,368
  5. Step 5: Solve for x
    x = 4,898,197,070,980,154,368/2,099,528,207.20
  6. Step 6: Final answer
    x = 2,332,998,934.80

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Double scale
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Similar ratio
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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.