Home / 163,260,694.20-225,291,252.78-101,379,705.24

Finding the Fourth Proportional to 163,260,694.20, 225,291,252.78 and 101,379,705.24

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Solution

The fourth proportional to 163,260,694.20, 225,291,252.78 and 101,379,705.24 is: 139,898,711.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,260,694.20 : 225,291,252.78 = 101,379,705.24 : x
  2. Step 2: Convert to fraction form
    163,260,694.20/225,291,252.78 = 101,379,705.24/x
  3. Step 3: Cross multiply
    163,260,694.20x = 225,291,252.78 × 101,379,705.24
  4. Step 4: Simplify right side
    163,260,694.20x = 22,839,960,799,986,728
  5. Step 5: Solve for x
    x = 22,839,960,799,986,728/163,260,694.20
  6. Step 6: Final answer
    x = 139,898,711.76

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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.