Home / 151,328,834.57-226,809,406.48-82,077,422.16

Finding the Fourth Proportional to 151,328,834.57, 226,809,406.48 and 82,077,422.16

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Solution

The fourth proportional to 151,328,834.57, 226,809,406.48 and 82,077,422.16 is: 123,016,419.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,328,834.57 : 226,809,406.48 = 82,077,422.16 : x
  2. Step 2: Convert to fraction form
    151,328,834.57/226,809,406.48 = 82,077,422.16/x
  3. Step 3: Cross multiply
    151,328,834.57x = 226,809,406.48 × 82,077,422.16
  4. Step 4: Simplify right side
    151,328,834.57x = 18,615,931,405,107,612
  5. Step 5: Solve for x
    x = 18,615,931,405,107,612/151,328,834.57
  6. Step 6: Final answer
    x = 123,016,419.56

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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.