Home / 146,551,530.02-202,231,913.01-80,471,565.68

Finding the Fourth Proportional to 146,551,530.02, 202,231,913.01 and 80,471,565.68

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Solution

The fourth proportional to 146,551,530.02, 202,231,913.01 and 80,471,565.68 is: 111,045,709.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,551,530.02 : 202,231,913.01 = 80,471,565.68 : x
  2. Step 2: Convert to fraction form
    146,551,530.02/202,231,913.01 = 80,471,565.68/x
  3. Step 3: Cross multiply
    146,551,530.02x = 202,231,913.01 × 80,471,565.68
  4. Step 4: Simplify right side
    146,551,530.02x = 16,273,918,670,376,262
  5. Step 5: Solve for x
    x = 16,273,918,670,376,262/146,551,530.02
  6. Step 6: Final answer
    x = 111,045,709.78

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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.