Home / 323,433,005.40-485,149,508.10-151,246,121.40

Finding the Fourth Proportional to 323,433,005.40, 485,149,508.10 and 151,246,121.40

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Solution

The fourth proportional to 323,433,005.40, 485,149,508.10 and 151,246,121.40 is: 226,869,182.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,433,005.40 : 485,149,508.10 = 151,246,121.40 : x
  2. Step 2: Convert to fraction form
    323,433,005.40/485,149,508.10 = 151,246,121.40/x
  3. Step 3: Cross multiply
    323,433,005.40x = 485,149,508.10 × 151,246,121.40
  4. Step 4: Simplify right side
    323,433,005.40x = 73,376,981,399,242,896
  5. Step 5: Solve for x
    x = 73,376,981,399,242,896/323,433,005.40
  6. Step 6: Final answer
    x = 226,869,182.10

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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.