Home / 198,711,886.30-274,222,415.74-110,603,987.26

Finding the Fourth Proportional to 198,711,886.30, 274,222,415.74 and 110,603,987.26

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Solution

The fourth proportional to 198,711,886.30, 274,222,415.74 and 110,603,987.26 is: 152,633,509.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,711,886.30 : 274,222,415.74 = 110,603,987.26 : x
  2. Step 2: Convert to fraction form
    198,711,886.30/274,222,415.74 = 110,603,987.26/x
  3. Step 3: Cross multiply
    198,711,886.30x = 274,222,415.74 × 110,603,987.26
  4. Step 4: Simplify right side
    198,711,886.30x = 30,330,092,576,913,384
  5. Step 5: Solve for x
    x = 30,330,092,576,913,384/198,711,886.30
  6. Step 6: Final answer
    x = 152,633,509.46

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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.