Home / 3,155,328,015.20-4,732,992,022.80-2,986,022,722.40

Finding the Fourth Proportional to 3,155,328,015.20, 4,732,992,022.80 and 2,986,022,722.40

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Solution

The fourth proportional to 3,155,328,015.20, 4,732,992,022.80 and 2,986,022,722.40 is: 4,479,034,083.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155,328,015.20 : 4,732,992,022.80 = 2,986,022,722.40 : x
  2. Step 2: Convert to fraction form
    3,155,328,015.20/4,732,992,022.80 = 2,986,022,722.40/x
  3. Step 3: Cross multiply
    3,155,328,015.20x = 4,732,992,022.80 × 2,986,022,722.40
  4. Step 4: Simplify right side
    3,155,328,015.20x = 14,132,821,725,018,740,736
  5. Step 5: Solve for x
    x = 14,132,821,725,018,740,736/3,155,328,015.20
  6. Step 6: Final answer
    x = 4,479,034,083.60

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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.