Home / 5,127,819,385.60-7,691,729,078.40-5,073,399,827.20

Finding the Fourth Proportional to 5,127,819,385.60, 7,691,729,078.40 and 5,073,399,827.20

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Solution

The fourth proportional to 5,127,819,385.60, 7,691,729,078.40 and 5,073,399,827.20 is: 7,610,099,740.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,127,819,385.60 : 7,691,729,078.40 = 5,073,399,827.20 : x
  2. Step 2: Convert to fraction form
    5,127,819,385.60/7,691,729,078.40 = 5,073,399,827.20/x
  3. Step 3: Cross multiply
    5,127,819,385.60x = 7,691,729,078.40 × 5,073,399,827.20
  4. Step 4: Simplify right side
    5,127,819,385.60x = 39,023,216,977,223,770,112
  5. Step 5: Solve for x
    x = 39,023,216,977,223,770,112/5,127,819,385.60
  6. Step 6: Final answer
    x = 7,610,099,740.80

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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.