Home / 129,320,568.04-194,037,675.66-67,895,453.80

Finding the Fourth Proportional to 129,320,568.04, 194,037,675.66 and 67,895,453.80

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Solution

The fourth proportional to 129,320,568.04, 194,037,675.66 and 67,895,453.80 is: 101,873,014.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,320,568.04 : 194,037,675.66 = 67,895,453.80 : x
  2. Step 2: Convert to fraction form
    129,320,568.04/194,037,675.66 = 67,895,453.80/x
  3. Step 3: Cross multiply
    129,320,568.04x = 194,037,675.66 × 67,895,453.80
  4. Step 4: Simplify right side
    129,320,568.04x = 13,174,276,043,232,914
  5. Step 5: Solve for x
    x = 13,174,276,043,232,914/129,320,568.04
  6. Step 6: Final answer
    x = 101,873,014.04

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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.