Home / 133,873,683.80-199,909,018.23-109,330,298.89

Finding the Fourth Proportional to 133,873,683.80, 199,909,018.23 and 109,330,298.89

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Solution

The fourth proportional to 133,873,683.80, 199,909,018.23 and 109,330,298.89 is: 163,259,216.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,873,683.80 : 199,909,018.23 = 109,330,298.89 : x
  2. Step 2: Convert to fraction form
    133,873,683.80/199,909,018.23 = 109,330,298.89/x
  3. Step 3: Cross multiply
    133,873,683.80x = 199,909,018.23 × 109,330,298.89
  4. Step 4: Simplify right side
    133,873,683.80x = 21,856,112,713,392,584
  5. Step 5: Solve for x
    x = 21,856,112,713,392,584/133,873,683.80
  6. Step 6: Final answer
    x = 163,259,216.39

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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.