Home / 248,796,871.20-373,363,268.40-162,324,640.80

Finding the Fourth Proportional to 248,796,871.20, 373,363,268.40 and 162,324,640.80

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Solution

The fourth proportional to 248,796,871.20, 373,363,268.40 and 162,324,640.80 is: 243,596,545.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,796,871.20 : 373,363,268.40 = 162,324,640.80 : x
  2. Step 2: Convert to fraction form
    248,796,871.20/373,363,268.40 = 162,324,640.80/x
  3. Step 3: Cross multiply
    248,796,871.20x = 373,363,268.40 × 162,324,640.80
  4. Step 4: Simplify right side
    248,796,871.20x = 60,606,058,430,943,992
  5. Step 5: Solve for x
    x = 60,606,058,430,943,992/248,796,871.20
  6. Step 6: Final answer
    x = 243,596,545.80

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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.