Home / 248,832,187.20-373,248,280.80-187,519,982.40

Finding the Fourth Proportional to 248,832,187.20, 373,248,280.80 and 187,519,982.40

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Solution

The fourth proportional to 248,832,187.20, 373,248,280.80 and 187,519,982.40 is: 281,279,973.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,832,187.20 : 373,248,280.80 = 187,519,982.40 : x
  2. Step 2: Convert to fraction form
    248,832,187.20/373,248,280.80 = 187,519,982.40/x
  3. Step 3: Cross multiply
    248,832,187.20x = 373,248,280.80 × 187,519,982.40
  4. Step 4: Simplify right side
    248,832,187.20x = 69,991,511,046,446,264
  5. Step 5: Solve for x
    x = 69,991,511,046,446,264/248,832,187.20
  6. Step 6: Final answer
    x = 281,279,973.60

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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.