Home / 245,272,331.70-368,061,664.68-163,448,624.43

Finding the Fourth Proportional to 245,272,331.70, 368,061,664.68 and 163,448,624.43

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Solution

The fourth proportional to 245,272,331.70, 368,061,664.68 and 163,448,624.43 is: 245,275,006.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,272,331.70 : 368,061,664.68 = 163,448,624.43 : x
  2. Step 2: Convert to fraction form
    245,272,331.70/368,061,664.68 = 163,448,624.43/x
  3. Step 3: Cross multiply
    245,272,331.70x = 368,061,664.68 × 163,448,624.43
  4. Step 4: Simplify right side
    245,272,331.70x = 60,159,172,797,361,920
  5. Step 5: Solve for x
    x = 60,159,172,797,361,920/245,272,331.70
  6. Step 6: Final answer
    x = 245,275,006.68

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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.