Home / 248,071,303.28-372,078,562.20-66,332,653.04

Finding the Fourth Proportional to 248,071,303.28, 372,078,562.20 and 66,332,653.04

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Solution

The fourth proportional to 248,071,303.28, 372,078,562.20 and 66,332,653.04 is: 99,491,387.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,071,303.28 : 372,078,562.20 = 66,332,653.04 : x
  2. Step 2: Convert to fraction form
    248,071,303.28/372,078,562.20 = 66,332,653.04/x
  3. Step 3: Cross multiply
    248,071,303.28x = 372,078,562.20 × 66,332,653.04
  4. Step 4: Simplify right side
    248,071,303.28x = 24,680,958,170,034,656
  5. Step 5: Solve for x
    x = 24,680,958,170,034,656/248,071,303.28
  6. Step 6: Final answer
    x = 99,491,387.53

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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.