Home / 81,323,524.92-112,236,576.30-46,511,383.80

Finding the Fourth Proportional to 81,323,524.92, 112,236,576.30 and 46,511,383.80

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Solution

The fourth proportional to 81,323,524.92, 112,236,576.30 and 46,511,383.80 is: 64,191,492.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,323,524.92 : 112,236,576.30 = 46,511,383.80 : x
  2. Step 2: Convert to fraction form
    81,323,524.92/112,236,576.30 = 46,511,383.80/x
  3. Step 3: Cross multiply
    81,323,524.92x = 112,236,576.30 × 46,511,383.80
  4. Step 4: Simplify right side
    81,323,524.92x = 5,220,278,476,687,283
  5. Step 5: Solve for x
    x = 5,220,278,476,687,283/81,323,524.92
  6. Step 6: Final answer
    x = 64,191,492.95

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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.