Home / 229,744,379.88-344,619,568.68-76,390,436.28

Finding the Fourth Proportional to 229,744,379.88, 344,619,568.68 and 76,390,436.28

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Solution

The fourth proportional to 229,744,379.88, 344,619,568.68 and 76,390,436.28 is: 114,586,651.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,744,379.88 : 344,619,568.68 = 76,390,436.28 : x
  2. Step 2: Convert to fraction form
    229,744,379.88/344,619,568.68 = 76,390,436.28/x
  3. Step 3: Cross multiply
    229,744,379.88x = 344,619,568.68 × 76,390,436.28
  4. Step 4: Simplify right side
    229,744,379.88x = 26,325,639,202,090,624
  5. Step 5: Solve for x
    x = 26,325,639,202,090,624/229,744,379.88
  6. Step 6: Final answer
    x = 114,586,651.55

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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.