Home / 13,794,240,412.40-20,691,360,618.60-3,979,908,201.20

Finding the Fourth Proportional to 13,794,240,412.40, 20,691,360,618.60 and 3,979,908,201.20

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Solution

The fourth proportional to 13,794,240,412.40, 20,691,360,618.60 and 3,979,908,201.20 is: 5,969,862,301.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,794,240,412.40 : 20,691,360,618.60 = 3,979,908,201.20 : x
  2. Step 2: Convert to fraction form
    13,794,240,412.40/20,691,360,618.60 = 3,979,908,201.20/x
  3. Step 3: Cross multiply
    13,794,240,412.40x = 20,691,360,618.60 × 3,979,908,201.20
  4. Step 4: Simplify right side
    13,794,240,412.40x = 82,349,715,819,952,832,512
  5. Step 5: Solve for x
    x = 82,349,715,819,952,832,512/13,794,240,412.40
  6. Step 6: Final answer
    x = 5,969,862,301.80

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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.