Home / 329,384,869.48-494,078,459.01-83,741,530.78

Finding the Fourth Proportional to 329,384,869.48, 494,078,459.01 and 83,741,530.78

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Solution

The fourth proportional to 329,384,869.48, 494,078,459.01 and 83,741,530.78 is: 125,612,589.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,384,869.48 : 494,078,459.01 = 83,741,530.78 : x
  2. Step 2: Convert to fraction form
    329,384,869.48/494,078,459.01 = 83,741,530.78/x
  3. Step 3: Cross multiply
    329,384,869.48x = 494,078,459.01 × 83,741,530.78
  4. Step 4: Simplify right side
    329,384,869.48x = 41,374,886,482,920,880
  5. Step 5: Solve for x
    x = 41,374,886,482,920,880/329,384,869.48
  6. Step 6: Final answer
    x = 125,612,589.76

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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.