Home / 82,840,664.16-124,278,933.24-31,722,685.20

Finding the Fourth Proportional to 82,840,664.16, 124,278,933.24 and 31,722,685.20

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Solution

The fourth proportional to 82,840,664.16, 124,278,933.24 and 31,722,685.20 is: 47,590,896.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,840,664.16 : 124,278,933.24 = 31,722,685.20 : x
  2. Step 2: Convert to fraction form
    82,840,664.16/124,278,933.24 = 31,722,685.20/x
  3. Step 3: Cross multiply
    82,840,664.16x = 124,278,933.24 × 31,722,685.20
  4. Step 4: Simplify right side
    82,840,664.16x = 3,942,461,476,164,336
  5. Step 5: Solve for x
    x = 3,942,461,476,164,336/82,840,664.16
  6. Step 6: Final answer
    x = 47,590,896.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.