Home / 588,709,279.67-812,382,200.49-324,376,480.38

Finding the Fourth Proportional to 588,709,279.67, 812,382,200.49 and 324,376,480.38

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Solution

The fourth proportional to 588,709,279.67, 812,382,200.49 and 324,376,480.38 is: 447,619,373.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,709,279.67 : 812,382,200.49 = 324,376,480.38 : x
  2. Step 2: Convert to fraction form
    588,709,279.67/812,382,200.49 = 324,376,480.38/x
  3. Step 3: Cross multiply
    588,709,279.67x = 812,382,200.49 × 324,376,480.38
  4. Step 4: Simplify right side
    588,709,279.67x = 263,517,678,914,652,864
  5. Step 5: Solve for x
    x = 263,517,678,914,652,864/588,709,279.67
  6. Step 6: Final answer
    x = 447,619,373.46

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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.