Home / 188,271,449.96-259,766,348.90-109,909,974.32

Finding the Fourth Proportional to 188,271,449.96, 259,766,348.90 and 109,909,974.32

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Solution

The fourth proportional to 188,271,449.96, 259,766,348.90 and 109,909,974.32 is: 151,647,595.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,271,449.96 : 259,766,348.90 = 109,909,974.32 : x
  2. Step 2: Convert to fraction form
    188,271,449.96/259,766,348.90 = 109,909,974.32/x
  3. Step 3: Cross multiply
    188,271,449.96x = 259,766,348.90 × 109,909,974.32
  4. Step 4: Simplify right side
    188,271,449.96x = 28,550,912,736,799,160
  5. Step 5: Solve for x
    x = 28,550,912,736,799,160/188,271,449.96
  6. Step 6: Final answer
    x = 151,647,595.76

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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.