Home / 319,783,540.01-479,852,675.46-156,022,642.13

Finding the Fourth Proportional to 319,783,540.01, 479,852,675.46 and 156,022,642.13

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Solution

The fourth proportional to 319,783,540.01, 479,852,675.46 and 156,022,642.13 is: 234,120,499.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,783,540.01 : 479,852,675.46 = 156,022,642.13 : x
  2. Step 2: Convert to fraction form
    319,783,540.01/479,852,675.46 = 156,022,642.13/x
  3. Step 3: Cross multiply
    319,783,540.01x = 479,852,675.46 × 156,022,642.13
  4. Step 4: Simplify right side
    319,783,540.01x = 74,867,882,258,418,608
  5. Step 5: Solve for x
    x = 74,867,882,258,418,608/319,783,540.01
  6. Step 6: Final answer
    x = 234,120,499.94

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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.