Home / 588,709,287.90-812,382,211.76-324,376,488.60

Finding the Fourth Proportional to 588,709,287.90, 812,382,211.76 and 324,376,488.60

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Solution

The fourth proportional to 588,709,287.90, 812,382,211.76 and 324,376,488.60 is: 447,619,384.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,709,287.90 : 812,382,211.76 = 324,376,488.60 : x
  2. Step 2: Convert to fraction form
    588,709,287.90/812,382,211.76 = 324,376,488.60/x
  3. Step 3: Cross multiply
    588,709,287.90x = 812,382,211.76 × 324,376,488.60
  4. Step 4: Simplify right side
    588,709,287.90x = 263,517,689,251,810,432
  5. Step 5: Solve for x
    x = 263,517,689,251,810,432/588,709,287.90
  6. Step 6: Final answer
    x = 447,619,384.76

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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.