Home / 238,981,343.32-358,310,589.45-122,109,495.85

Finding the Fourth Proportional to 238,981,343.32, 358,310,589.45 and 122,109,495.85

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Solution

The fourth proportional to 238,981,343.32, 358,310,589.45 and 122,109,495.85 is: 183,081,762.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,981,343.32 : 358,310,589.45 = 122,109,495.85 : x
  2. Step 2: Convert to fraction form
    238,981,343.32/358,310,589.45 = 122,109,495.85/x
  3. Step 3: Cross multiply
    238,981,343.32x = 358,310,589.45 × 122,109,495.85
  4. Step 4: Simplify right side
    238,981,343.32x = 43,753,125,435,455,824
  5. Step 5: Solve for x
    x = 43,753,125,435,455,824/238,981,343.32
  6. Step 6: Final answer
    x = 183,081,762.06

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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.