Home / 589,797,437.75-813,940,013.34-321,887,940.04

Finding the Fourth Proportional to 589,797,437.75, 813,940,013.34 and 321,887,940.04

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Solution

The fourth proportional to 589,797,437.75, 813,940,013.34 and 321,887,940.04 is: 444,216,026.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,797,437.75 : 813,940,013.34 = 321,887,940.04 : x
  2. Step 2: Convert to fraction form
    589,797,437.75/813,940,013.34 = 321,887,940.04/x
  3. Step 3: Cross multiply
    589,797,437.75x = 813,940,013.34 × 321,887,940.04
  4. Step 4: Simplify right side
    589,797,437.75x = 261,997,474,206,577,664
  5. Step 5: Solve for x
    x = 261,997,474,206,577,664/589,797,437.75
  6. Step 6: Final answer
    x = 444,216,026.45

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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.