Home / 550,439,230.16-759,606,286.92-302,920,544.72

Finding the Fourth Proportional to 550,439,230.16, 759,606,286.92 and 302,920,544.72

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Solution

The fourth proportional to 550,439,230.16, 759,606,286.92 and 302,920,544.72 is: 418,030,433.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,439,230.16 : 759,606,286.92 = 302,920,544.72 : x
  2. Step 2: Convert to fraction form
    550,439,230.16/759,606,286.92 = 302,920,544.72/x
  3. Step 3: Cross multiply
    550,439,230.16x = 759,606,286.92 × 302,920,544.72
  4. Step 4: Simplify right side
    550,439,230.16x = 230,100,350,206,543,008
  5. Step 5: Solve for x
    x = 230,100,350,206,543,008/550,439,230.16
  6. Step 6: Final answer
    x = 418,030,433.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.