Home / 198,864,642.89-274,441,762.85-110,758,679.75

Finding the Fourth Proportional to 198,864,642.89, 274,441,762.85 and 110,758,679.75

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Solution

The fourth proportional to 198,864,642.89, 274,441,762.85 and 110,758,679.75 is: 152,851,743.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,864,642.89 : 274,441,762.85 = 110,758,679.75 : x
  2. Step 2: Convert to fraction form
    198,864,642.89/274,441,762.85 = 110,758,679.75/x
  3. Step 3: Cross multiply
    198,864,642.89x = 274,441,762.85 × 110,758,679.75
  4. Step 4: Simplify right side
    198,864,642.89x = 30,396,807,321,660,912
  5. Step 5: Solve for x
    x = 30,396,807,321,660,912/198,864,642.89
  6. Step 6: Final answer
    x = 152,851,743.17

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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.