Home / 312,022,348.20-468,033,522.30-158,967,340.20

Finding the Fourth Proportional to 312,022,348.20, 468,033,522.30 and 158,967,340.20

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Solution

The fourth proportional to 312,022,348.20, 468,033,522.30 and 158,967,340.20 is: 238,451,010.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,022,348.20 : 468,033,522.30 = 158,967,340.20 : x
  2. Step 2: Convert to fraction form
    312,022,348.20/468,033,522.30 = 158,967,340.20/x
  3. Step 3: Cross multiply
    312,022,348.20x = 468,033,522.30 × 158,967,340.20
  4. Step 4: Simplify right side
    312,022,348.20x = 74,402,044,164,468,384
  5. Step 5: Solve for x
    x = 74,402,044,164,468,384/312,022,348.20
  6. Step 6: Final answer
    x = 238,451,010.30

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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.