Home / 154,557,004.20-231,835,506.30-82,893,388.20

Finding the Fourth Proportional to 154,557,004.20, 231,835,506.30 and 82,893,388.20

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Solution

The fourth proportional to 154,557,004.20, 231,835,506.30 and 82,893,388.20 is: 124,340,082.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,557,004.20 : 231,835,506.30 = 82,893,388.20 : x
  2. Step 2: Convert to fraction form
    154,557,004.20/231,835,506.30 = 82,893,388.20/x
  3. Step 3: Cross multiply
    154,557,004.20x = 231,835,506.30 × 82,893,388.20
  4. Step 4: Simplify right side
    154,557,004.20x = 19,217,630,622,269,448
  5. Step 5: Solve for x
    x = 19,217,630,622,269,448/154,557,004.20
  6. Step 6: Final answer
    x = 124,340,082.30

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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.