Home / 198,913,493.98-274,509,087.24-110,807,385.04

Finding the Fourth Proportional to 198,913,493.98, 274,509,087.24 and 110,807,385.04

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Solution

The fourth proportional to 198,913,493.98, 274,509,087.24 and 110,807,385.04 is: 152,918,907.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,913,493.98 : 274,509,087.24 = 110,807,385.04 : x
  2. Step 2: Convert to fraction form
    198,913,493.98/274,509,087.24 = 110,807,385.04/x
  3. Step 3: Cross multiply
    198,913,493.98x = 274,509,087.24 × 110,807,385.04
  4. Step 4: Simplify right side
    198,913,493.98x = 30,417,634,126,781,632
  5. Step 5: Solve for x
    x = 30,417,634,126,781,632/198,913,493.98
  6. Step 6: Final answer
    x = 152,918,907.20

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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.