Home / 172,970,879.04-238,959,082.80-113,573,096.28

Finding the Fourth Proportional to 172,970,879.04, 238,959,082.80 and 113,573,096.28

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Solution

The fourth proportional to 172,970,879.04, 238,959,082.80 and 113,573,096.28 is: 156,901,109.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,970,879.04 : 238,959,082.80 = 113,573,096.28 : x
  2. Step 2: Convert to fraction form
    172,970,879.04/238,959,082.80 = 113,573,096.28/x
  3. Step 3: Cross multiply
    172,970,879.04x = 238,959,082.80 × 113,573,096.28
  4. Step 4: Simplify right side
    172,970,879.04x = 27,139,322,917,824,892
  5. Step 5: Solve for x
    x = 27,139,322,917,824,892/172,970,879.04
  6. Step 6: Final answer
    x = 156,901,109.99

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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.