Home / 248,796,728.20-373,363,053.90-162,324,497.80

Finding the Fourth Proportional to 248,796,728.20, 373,363,053.90 and 162,324,497.80

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Solution

The fourth proportional to 248,796,728.20, 373,363,053.90 and 162,324,497.80 is: 243,596,331.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,796,728.20 : 373,363,053.90 = 162,324,497.80 : x
  2. Step 2: Convert to fraction form
    248,796,728.20/373,363,053.90 = 162,324,497.80/x
  3. Step 3: Cross multiply
    248,796,728.20x = 373,363,053.90 × 162,324,497.80
  4. Step 4: Simplify right side
    248,796,728.20x = 60,605,970,221,391,832
  5. Step 5: Solve for x
    x = 60,605,970,221,391,832/248,796,728.20
  6. Step 6: Final answer
    x = 243,596,331.27

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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.