Home / 198,846,724.56-274,441,872.05-115,267,136.82

Finding the Fourth Proportional to 198,846,724.56, 274,441,872.05 and 115,267,136.82

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Solution

The fourth proportional to 198,846,724.56, 274,441,872.05 and 115,267,136.82 is: 159,088,005.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,846,724.56 : 274,441,872.05 = 115,267,136.82 : x
  2. Step 2: Convert to fraction form
    198,846,724.56/274,441,872.05 = 115,267,136.82/x
  3. Step 3: Cross multiply
    198,846,724.56x = 274,441,872.05 × 115,267,136.82
  4. Step 4: Simplify right side
    198,846,724.56x = 31,634,128,814,724,284
  5. Step 5: Solve for x
    x = 31,634,128,814,724,284/198,846,724.56
  6. Step 6: Final answer
    x = 159,088,005.52

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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.