Home / 111,471,206.60-167,206,809.90-99,566,928.20

Finding the Fourth Proportional to 111,471,206.60, 167,206,809.90 and 99,566,928.20

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Solution

The fourth proportional to 111,471,206.60, 167,206,809.90 and 99,566,928.20 is: 149,350,392.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,471,206.60 : 167,206,809.90 = 99,566,928.20 : x
  2. Step 2: Convert to fraction form
    111,471,206.60/167,206,809.90 = 99,566,928.20/x
  3. Step 3: Cross multiply
    111,471,206.60x = 167,206,809.90 × 99,566,928.20
  4. Step 4: Simplify right side
    111,471,206.60x = 16,648,268,435,864,350
  5. Step 5: Solve for x
    x = 16,648,268,435,864,350/111,471,206.60
  6. Step 6: Final answer
    x = 149,350,392.30

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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.