Home / 216,535,624.83-324,673,727.27-68,919,422.38

Finding the Fourth Proportional to 216,535,624.83, 324,673,727.27 and 68,919,422.38

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Solution

The fourth proportional to 216,535,624.83, 324,673,727.27 and 68,919,422.38 is: 103,337,849.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,535,624.83 : 324,673,727.27 = 68,919,422.38 : x
  2. Step 2: Convert to fraction form
    216,535,624.83/324,673,727.27 = 68,919,422.38/x
  3. Step 3: Cross multiply
    216,535,624.83x = 324,673,727.27 × 68,919,422.38
  4. Step 4: Simplify right side
    216,535,624.83x = 22,376,325,744,253,772
  5. Step 5: Solve for x
    x = 22,376,325,744,253,772/216,535,624.83
  6. Step 6: Final answer
    x = 103,337,849.20

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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.