Home / 205,057,897.92-282,982,557.02-112,236,412.86

Finding the Fourth Proportional to 205,057,897.92, 282,982,557.02 and 112,236,412.86

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Solution

The fourth proportional to 205,057,897.92, 282,982,557.02 and 112,236,412.86 is: 154,887,704.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,057,897.92 : 282,982,557.02 = 112,236,412.86 : x
  2. Step 2: Convert to fraction form
    205,057,897.92/282,982,557.02 = 112,236,412.86/x
  3. Step 3: Cross multiply
    205,057,897.92x = 282,982,557.02 × 112,236,412.86
  4. Step 4: Simplify right side
    205,057,897.92x = 31,760,947,101,314,028
  5. Step 5: Solve for x
    x = 31,760,947,101,314,028/205,057,897.92
  6. Step 6: Final answer
    x = 154,887,704.51

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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.