Home / 588,709,279.99-812,382,200.92-324,376,480.69

Finding the Fourth Proportional to 588,709,279.99, 812,382,200.92 and 324,376,480.69

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Solution

The fourth proportional to 588,709,279.99, 812,382,200.92 and 324,376,480.69 is: 447,619,373.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,709,279.99 : 812,382,200.92 = 324,376,480.69 : x
  2. Step 2: Convert to fraction form
    588,709,279.99/812,382,200.92 = 324,376,480.69/x
  3. Step 3: Cross multiply
    588,709,279.99x = 812,382,200.92 × 324,376,480.69
  4. Step 4: Simplify right side
    588,709,279.99x = 263,517,679,310,751,328
  5. Step 5: Solve for x
    x = 263,517,679,310,751,328/588,709,279.99
  6. Step 6: Final answer
    x = 447,619,373.89

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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.