Home / 2,015,928,456.40-3,023,892,684.60-636,165,902.80

Finding the Fourth Proportional to 2,015,928,456.40, 3,023,892,684.60 and 636,165,902.80

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Solution

The fourth proportional to 2,015,928,456.40, 3,023,892,684.60 and 636,165,902.80 is: 954,248,854.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,015,928,456.40 : 3,023,892,684.60 = 636,165,902.80 : x
  2. Step 2: Convert to fraction form
    2,015,928,456.40/3,023,892,684.60 = 636,165,902.80/x
  3. Step 3: Cross multiply
    2,015,928,456.40x = 3,023,892,684.60 × 636,165,902.80
  4. Step 4: Simplify right side
    2,015,928,456.40x = 1,923,697,419,668,874,496
  5. Step 5: Solve for x
    x = 1,923,697,419,668,874,496/2,015,928,456.40
  6. Step 6: Final answer
    x = 954,248,854.20

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Double scale
Find fourth proportional to 2,015,928,457.40, 3,023,892,686.10 and 636,165,903.80
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.