Home / 5,220,419,059.20-7,204,368,382.08-2,841,442,011.84

Finding the Fourth Proportional to 5,220,419,059.20, 7,204,368,382.08 and 2,841,442,011.84

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Solution

The fourth proportional to 5,220,419,059.20, 7,204,368,382.08 and 2,841,442,011.84 is: 3,921,293,435.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,220,419,059.20 : 7,204,368,382.08 = 2,841,442,011.84 : x
  2. Step 2: Convert to fraction form
    5,220,419,059.20/7,204,368,382.08 = 2,841,442,011.84/x
  3. Step 3: Cross multiply
    5,220,419,059.20x = 7,204,368,382.08 × 2,841,442,011.84
  4. Step 4: Simplify right side
    5,220,419,059.20x = 20,470,794,989,613,883,392
  5. Step 5: Solve for x
    x = 20,470,794,989,613,883,392/5,220,419,059.20
  6. Step 6: Final answer
    x = 3,921,293,435.92

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.