Home / 282,967,273.92-390,466,965.60-159,205,218.24

Finding the Fourth Proportional to 282,967,273.92, 390,466,965.60 and 159,205,218.24

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Solution

The fourth proportional to 282,967,273.92, 390,466,965.60 and 159,205,218.24 is: 219,687,519.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,967,273.92 : 390,466,965.60 = 159,205,218.24 : x
  2. Step 2: Convert to fraction form
    282,967,273.92/390,466,965.60 = 159,205,218.24/x
  3. Step 3: Cross multiply
    282,967,273.92x = 390,466,965.60 × 159,205,218.24
  4. Step 4: Simplify right side
    282,967,273.92x = 62,164,378,473,858,584
  5. Step 5: Solve for x
    x = 62,164,378,473,858,584/282,967,273.92
  6. Step 6: Final answer
    x = 219,687,519.38

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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.