Home / 6,119,619,115.80-9,179,428,673.70-1,982,032,066.20

Finding the Fourth Proportional to 6,119,619,115.80, 9,179,428,673.70 and 1,982,032,066.20

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Solution

The fourth proportional to 6,119,619,115.80, 9,179,428,673.70 and 1,982,032,066.20 is: 2,973,048,099.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,119,619,115.80 : 9,179,428,673.70 = 1,982,032,066.20 : x
  2. Step 2: Convert to fraction form
    6,119,619,115.80/9,179,428,673.70 = 1,982,032,066.20/x
  3. Step 3: Cross multiply
    6,119,619,115.80x = 9,179,428,673.70 × 1,982,032,066.20
  4. Step 4: Simplify right side
    6,119,619,115.80x = 18,193,921,980,669,138,944
  5. Step 5: Solve for x
    x = 18,193,921,980,669,138,944/6,119,619,115.80
  6. Step 6: Final answer
    x = 2,973,048,099.30

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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.