Home / 162,122,046.19-243,146,601.34-74,599,609.27

Finding the Fourth Proportional to 162,122,046.19, 243,146,601.34 and 74,599,609.27

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Solution

The fourth proportional to 162,122,046.19, 243,146,601.34 and 74,599,609.27 is: 111,882,633.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,122,046.19 : 243,146,601.34 = 74,599,609.27 : x
  2. Step 2: Convert to fraction form
    162,122,046.19/243,146,601.34 = 74,599,609.27/x
  3. Step 3: Cross multiply
    162,122,046.19x = 243,146,601.34 × 74,599,609.27
  4. Step 4: Simplify right side
    162,122,046.19x = 18,138,641,455,292,456
  5. Step 5: Solve for x
    x = 18,138,641,455,292,456/162,122,046.19
  6. Step 6: Final answer
    x = 111,882,633.37

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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.