Home / 3,218,177,360.40-4,827,266,040.60-2,781,970,587.60

Finding the Fourth Proportional to 3,218,177,360.40, 4,827,266,040.60 and 2,781,970,587.60

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Solution

The fourth proportional to 3,218,177,360.40, 4,827,266,040.60 and 2,781,970,587.60 is: 4,172,955,881.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,218,177,360.40 : 4,827,266,040.60 = 2,781,970,587.60 : x
  2. Step 2: Convert to fraction form
    3,218,177,360.40/4,827,266,040.60 = 2,781,970,587.60/x
  3. Step 3: Cross multiply
    3,218,177,360.40x = 4,827,266,040.60 × 2,781,970,587.60
  4. Step 4: Simplify right side
    3,218,177,360.40x = 13,429,312,143,469,508,608
  5. Step 5: Solve for x
    x = 13,429,312,143,469,508,608/3,218,177,360.40
  6. Step 6: Final answer
    x = 4,172,955,881.40

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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.