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Finding the Fourth Proportional to 2,691,471,204.90, 4,037,206,807.35 and 2,691,471,204.90

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Solution

The fourth proportional to 2,691,471,204.90, 4,037,206,807.35 and 2,691,471,204.90 is: 4,037,206,807.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,691,471,204.90 : 4,037,206,807.35 = 2,691,471,204.90 : x
  2. Step 2: Convert to fraction form
    2,691,471,204.90/4,037,206,807.35 = 2,691,471,204.90/x
  3. Step 3: Cross multiply
    2,691,471,204.90x = 4,037,206,807.35 × 2,691,471,204.90
  4. Step 4: Simplify right side
    2,691,471,204.90x = 10,866,025,870,208,786,432
  5. Step 5: Solve for x
    x = 10,866,025,870,208,786,432/2,691,471,204.90
  6. Step 6: Final answer
    x = 4,037,206,807.35

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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.