Home / 80,884,287.60-121,326,431.40-23,378,434.80

Finding the Fourth Proportional to 80,884,287.60, 121,326,431.40 and 23,378,434.80

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Solution

The fourth proportional to 80,884,287.60, 121,326,431.40 and 23,378,434.80 is: 35,067,652.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,884,287.60 : 121,326,431.40 = 23,378,434.80 : x
  2. Step 2: Convert to fraction form
    80,884,287.60/121,326,431.40 = 23,378,434.80/x
  3. Step 3: Cross multiply
    80,884,287.60x = 121,326,431.40 × 23,378,434.80
  4. Step 4: Simplify right side
    80,884,287.60x = 2,836,422,066,001,573
  5. Step 5: Solve for x
    x = 2,836,422,066,001,573/80,884,287.60
  6. Step 6: Final answer
    x = 35,067,652.20

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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.