Home / 133,873,693.42-199,909,032.58-109,330,308.50

Finding the Fourth Proportional to 133,873,693.42, 199,909,032.58 and 109,330,308.50

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Solution

The fourth proportional to 133,873,693.42, 199,909,032.58 and 109,330,308.50 is: 163,259,230.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,873,693.42 : 199,909,032.58 = 109,330,308.50 : x
  2. Step 2: Convert to fraction form
    133,873,693.42/199,909,032.58 = 109,330,308.50/x
  3. Step 3: Cross multiply
    133,873,693.42x = 199,909,032.58 × 109,330,308.50
  4. Step 4: Simplify right side
    133,873,693.42x = 21,856,116,203,907,952
  5. Step 5: Solve for x
    x = 21,856,116,203,907,952/133,873,693.42
  6. Step 6: Final answer
    x = 163,259,230.74

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.