Home / 5,174,689,952.92-7,141,072,134.96-2,947,229,403.16

Finding the Fourth Proportional to 5,174,689,952.92, 7,141,072,134.96 and 2,947,229,403.16

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Solution

The fourth proportional to 5,174,689,952.92, 7,141,072,134.96 and 2,947,229,403.16 is: 4,067,176,576.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,174,689,952.92 : 7,141,072,134.96 = 2,947,229,403.16 : x
  2. Step 2: Convert to fraction form
    5,174,689,952.92/7,141,072,134.96 = 2,947,229,403.16/x
  3. Step 3: Cross multiply
    5,174,689,952.92x = 7,141,072,134.96 × 2,947,229,403.16
  4. Step 4: Simplify right side
    5,174,689,952.92x = 21,046,377,766,240,665,600
  5. Step 5: Solve for x
    x = 21,046,377,766,240,665,600/5,174,689,952.92
  6. Step 6: Final answer
    x = 4,067,176,576.32

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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.