Home / 11,232,820,201.60-16,849,230,302.40-5,428,067,305.60

Finding the Fourth Proportional to 11,232,820,201.60, 16,849,230,302.40 and 5,428,067,305.60

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Solution

The fourth proportional to 11,232,820,201.60, 16,849,230,302.40 and 5,428,067,305.60 is: 8,142,100,958.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,232,820,201.60 : 16,849,230,302.40 = 5,428,067,305.60 : x
  2. Step 2: Convert to fraction form
    11,232,820,201.60/16,849,230,302.40 = 5,428,067,305.60/x
  3. Step 3: Cross multiply
    11,232,820,201.60x = 16,849,230,302.40 × 5,428,067,305.60
  4. Step 4: Simplify right side
    11,232,820,201.60x = 91,458,756,128,982,253,568
  5. Step 5: Solve for x
    x = 91,458,756,128,982,253,568/11,232,820,201.60
  6. Step 6: Final answer
    x = 8,142,100,958.40

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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.