Home / 198,913,493.48-274,509,086.55-110,807,384.54

Finding the Fourth Proportional to 198,913,493.48, 274,509,086.55 and 110,807,384.54

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Solution

The fourth proportional to 198,913,493.48, 274,509,086.55 and 110,807,384.54 is: 152,918,906.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,913,493.48 : 274,509,086.55 = 110,807,384.54 : x
  2. Step 2: Convert to fraction form
    198,913,493.48/274,509,086.55 = 110,807,384.54/x
  3. Step 3: Cross multiply
    198,913,493.48x = 274,509,086.55 × 110,807,384.54
  4. Step 4: Simplify right side
    198,913,493.48x = 30,417,633,913,069,996
  5. Step 5: Solve for x
    x = 30,417,633,913,069,996/198,913,493.48
  6. Step 6: Final answer
    x = 152,918,906.51

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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.