Home / 198,846,723.56-274,441,870.67-115,267,135.82

Finding the Fourth Proportional to 198,846,723.56, 274,441,870.67 and 115,267,135.82

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Solution

The fourth proportional to 198,846,723.56, 274,441,870.67 and 115,267,135.82 is: 159,088,004.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,846,723.56 : 274,441,870.67 = 115,267,135.82 : x
  2. Step 2: Convert to fraction form
    198,846,723.56/274,441,870.67 = 115,267,135.82/x
  3. Step 3: Cross multiply
    198,846,723.56x = 274,441,870.67 × 115,267,135.82
  4. Step 4: Simplify right side
    198,846,723.56x = 31,634,128,379,265,220
  5. Step 5: Solve for x
    x = 31,634,128,379,265,220/198,846,723.56
  6. Step 6: Final answer
    x = 159,088,004.14

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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.