Home / 300,456,621.41-414,632,572.07-166,496,775.30

Finding the Fourth Proportional to 300,456,621.41, 414,632,572.07 and 166,496,775.30

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Solution

The fourth proportional to 300,456,621.41, 414,632,572.07 and 166,496,775.30 is: 229,766,899.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,456,621.41 : 414,632,572.07 = 166,496,775.30 : x
  2. Step 2: Convert to fraction form
    300,456,621.41/414,632,572.07 = 166,496,775.30/x
  3. Step 3: Cross multiply
    300,456,621.41x = 414,632,572.07 × 166,496,775.30
  4. Step 4: Simplify right side
    300,456,621.41x = 69,034,986,183,999,848
  5. Step 5: Solve for x
    x = 69,034,986,183,999,848/300,456,621.41
  6. Step 6: Final answer
    x = 229,766,899.00

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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.