Home / 245,096,387.80-367,644,581.70-123,912,093.40

Finding the Fourth Proportional to 245,096,387.80, 367,644,581.70 and 123,912,093.40

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Solution

The fourth proportional to 245,096,387.80, 367,644,581.70 and 123,912,093.40 is: 185,868,140.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,096,387.80 : 367,644,581.70 = 123,912,093.40 : x
  2. Step 2: Convert to fraction form
    245,096,387.80/367,644,581.70 = 123,912,093.40/x
  3. Step 3: Cross multiply
    245,096,387.80x = 367,644,581.70 × 123,912,093.40
  4. Step 4: Simplify right side
    245,096,387.80x = 45,555,609,745,614,328
  5. Step 5: Solve for x
    x = 45,555,609,745,614,328/245,096,387.80
  6. Step 6: Final answer
    x = 185,868,140.10

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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.