Home / 188,271,448.96-259,766,347.52-109,909,973.32

Finding the Fourth Proportional to 188,271,448.96, 259,766,347.52 and 109,909,973.32

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Solution

The fourth proportional to 188,271,448.96, 259,766,347.52 and 109,909,973.32 is: 151,647,594.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,271,448.96 : 259,766,347.52 = 109,909,973.32 : x
  2. Step 2: Convert to fraction form
    188,271,448.96/259,766,347.52 = 109,909,973.32/x
  3. Step 3: Cross multiply
    188,271,448.96x = 259,766,347.52 × 109,909,973.32
  4. Step 4: Simplify right side
    188,271,448.96x = 28,550,912,325,357,048
  5. Step 5: Solve for x
    x = 28,550,912,325,357,048/188,271,448.96
  6. Step 6: Final answer
    x = 151,647,594.38

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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.