Home / 2,145,451,377.60-3,218,177,066.40-1,854,646,862.40

Finding the Fourth Proportional to 2,145,451,377.60, 3,218,177,066.40 and 1,854,646,862.40

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Solution

The fourth proportional to 2,145,451,377.60, 3,218,177,066.40 and 1,854,646,862.40 is: 2,781,970,293.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,145,451,377.60 : 3,218,177,066.40 = 1,854,646,862.40 : x
  2. Step 2: Convert to fraction form
    2,145,451,377.60/3,218,177,066.40 = 1,854,646,862.40/x
  3. Step 3: Cross multiply
    2,145,451,377.60x = 3,218,177,066.40 × 1,854,646,862.40
  4. Step 4: Simplify right side
    2,145,451,377.60x = 5,968,581,998,846,397,440
  5. Step 5: Solve for x
    x = 5,968,581,998,846,397,440/2,145,451,377.60
  6. Step 6: Final answer
    x = 2,781,970,293.60

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Double scale
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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.