Home / 81,202,264.68-121,810,554.68-22,910,453.30

Finding the Fourth Proportional to 81,202,264.68, 121,810,554.68 and 22,910,453.30

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Solution

The fourth proportional to 81,202,264.68, 121,810,554.68 and 22,910,453.30 is: 34,367,699.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,202,264.68 : 121,810,554.68 = 22,910,453.30 : x
  2. Step 2: Convert to fraction form
    81,202,264.68/121,810,554.68 = 22,910,453.30/x
  3. Step 3: Cross multiply
    81,202,264.68x = 121,810,554.68 × 22,910,453.30
  4. Step 4: Simplify right side
    81,202,264.68x = 2,790,735,024,443,236.50
  5. Step 5: Solve for x
    x = 2,790,735,024,443,236.50/81,202,264.68
  6. Step 6: Final answer
    x = 34,367,699.42

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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.