Home / 144,433,512.07-199,301,431.31-80,857,332.56

Finding the Fourth Proportional to 144,433,512.07, 199,301,431.31 and 80,857,332.56

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Solution

The fourth proportional to 144,433,512.07, 199,301,431.31 and 80,857,332.56 is: 111,573,705.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,433,512.07 : 199,301,431.31 = 80,857,332.56 : x
  2. Step 2: Convert to fraction form
    144,433,512.07/199,301,431.31 = 80,857,332.56/x
  3. Step 3: Cross multiply
    144,433,512.07x = 199,301,431.31 × 80,857,332.56
  4. Step 4: Simplify right side
    144,433,512.07x = 16,114,982,110,874,298
  5. Step 5: Solve for x
    x = 16,114,982,110,874,298/144,433,512.07
  6. Step 6: Final answer
    x = 111,573,705.30

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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.