Home / 133,212,005.57-199,831,713.45-50,283,609.91

Finding the Fourth Proportional to 133,212,005.57, 199,831,713.45 and 50,283,609.91

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Solution

The fourth proportional to 133,212,005.57, 199,831,713.45 and 50,283,609.91 is: 75,430,588.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,212,005.57 : 199,831,713.45 = 50,283,609.91 : x
  2. Step 2: Convert to fraction form
    133,212,005.57/199,831,713.45 = 50,283,609.91/x
  3. Step 3: Cross multiply
    133,212,005.57x = 199,831,713.45 × 50,283,609.91
  4. Step 4: Simplify right side
    133,212,005.57x = 10,048,259,926,766,698
  5. Step 5: Solve for x
    x = 10,048,259,926,766,698/133,212,005.57
  6. Step 6: Final answer
    x = 75,430,588.13

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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.