Home / 132,296,893.20-198,067,426.20-118,692,003.60

Finding the Fourth Proportional to 132,296,893.20, 198,067,426.20 and 118,692,003.60

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Solution

The fourth proportional to 132,296,893.20, 198,067,426.20 and 118,692,003.60 is: 177,698,954.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,296,893.20 : 198,067,426.20 = 118,692,003.60 : x
  2. Step 2: Convert to fraction form
    132,296,893.20/198,067,426.20 = 118,692,003.60/x
  3. Step 3: Cross multiply
    132,296,893.20x = 198,067,426.20 × 118,692,003.60
  4. Step 4: Simplify right side
    132,296,893.20x = 23,509,019,663,573,132
  5. Step 5: Solve for x
    x = 23,509,019,663,573,132/132,296,893.20
  6. Step 6: Final answer
    x = 177,698,954.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.