Home / 550,156,155.54-825,059,152.89-181,622,489.16

Finding the Fourth Proportional to 550,156,155.54, 825,059,152.89 and 181,622,489.16

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Solution

The fourth proportional to 550,156,155.54, 825,059,152.89 and 181,622,489.16 is: 272,375,934.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,156,155.54 : 825,059,152.89 = 181,622,489.16 : x
  2. Step 2: Convert to fraction form
    550,156,155.54/825,059,152.89 = 181,622,489.16/x
  3. Step 3: Cross multiply
    550,156,155.54x = 825,059,152.89 × 181,622,489.16
  4. Step 4: Simplify right side
    550,156,155.54x = 149,849,297,052,122,816
  5. Step 5: Solve for x
    x = 149,849,297,052,122,816/550,156,155.54
  6. Step 6: Final answer
    x = 272,375,934.62

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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.