Home / 111,471,200.10-167,206,800.15-99,566,921.70

Finding the Fourth Proportional to 111,471,200.10, 167,206,800.15 and 99,566,921.70

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Solution

The fourth proportional to 111,471,200.10, 167,206,800.15 and 99,566,921.70 is: 149,350,382.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,471,200.10 : 167,206,800.15 = 99,566,921.70 : x
  2. Step 2: Convert to fraction form
    111,471,200.10/167,206,800.15 = 99,566,921.70/x
  3. Step 3: Cross multiply
    111,471,200.10x = 167,206,800.15 × 99,566,921.70
  4. Step 4: Simplify right side
    111,471,200.10x = 16,648,266,378,242,600
  5. Step 5: Solve for x
    x = 16,648,266,378,242,600/111,471,200.10
  6. Step 6: Final answer
    x = 149,350,382.55

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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.