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Finding the Fourth Proportional to 119,894,745.03, 165,458,760.12 and 73,476,034.53

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Solution

The fourth proportional to 119,894,745.03, 165,458,760.12 and 73,476,034.53 is: 101,399,386.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,894,745.03 : 165,458,760.12 = 73,476,034.53 : x
  2. Step 2: Convert to fraction form
    119,894,745.03/165,458,760.12 = 73,476,034.53/x
  3. Step 3: Cross multiply
    119,894,745.03x = 165,458,760.12 × 73,476,034.53
  4. Step 4: Simplify right side
    119,894,745.03x = 12,157,253,571,868,108
  5. Step 5: Solve for x
    x = 12,157,253,571,868,108/119,894,745.03
  6. Step 6: Final answer
    x = 101,399,386.34

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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.