Home / 205,057,893.92-282,982,551.54-112,236,408.86

Finding the Fourth Proportional to 205,057,893.92, 282,982,551.54 and 112,236,408.86

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Solution

The fourth proportional to 205,057,893.92, 282,982,551.54 and 112,236,408.86 is: 154,887,699.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,057,893.92 : 282,982,551.54 = 112,236,408.86 : x
  2. Step 2: Convert to fraction form
    205,057,893.92/282,982,551.54 = 112,236,408.86/x
  3. Step 3: Cross multiply
    205,057,893.92x = 282,982,551.54 × 112,236,408.86
  4. Step 4: Simplify right side
    205,057,893.92x = 31,760,945,354,889,464
  5. Step 5: Solve for x
    x = 31,760,945,354,889,464/205,057,893.92
  6. Step 6: Final answer
    x = 154,887,699.02

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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.