Home / 233,345,073.24-322,029,115.09-128,920,902.57

Finding the Fourth Proportional to 233,345,073.24, 322,029,115.09 and 128,920,902.57

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Solution

The fourth proportional to 233,345,073.24, 322,029,115.09 and 128,920,902.57 is: 177,917,980.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,345,073.24 : 322,029,115.09 = 128,920,902.57 : x
  2. Step 2: Convert to fraction form
    233,345,073.24/322,029,115.09 = 128,920,902.57/x
  3. Step 3: Cross multiply
    233,345,073.24x = 322,029,115.09 × 128,920,902.57
  4. Step 4: Simplify right side
    233,345,073.24x = 41,516,284,171,221,200
  5. Step 5: Solve for x
    x = 41,516,284,171,221,200/233,345,073.24
  6. Step 6: Final answer
    x = 177,917,980.42

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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.