Home / 148,599,201.48-222,916,529.25-71,867,092.68

Finding the Fourth Proportional to 148,599,201.48, 222,916,529.25 and 71,867,092.68

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Solution

The fourth proportional to 148,599,201.48, 222,916,529.25 and 71,867,092.68 is: 107,809,212.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,599,201.48 : 222,916,529.25 = 71,867,092.68 : x
  2. Step 2: Convert to fraction form
    148,599,201.48/222,916,529.25 = 71,867,092.68/x
  3. Step 3: Cross multiply
    148,599,201.48x = 222,916,529.25 × 71,867,092.68
  4. Step 4: Simplify right side
    148,599,201.48x = 16,020,362,867,513,682
  5. Step 5: Solve for x
    x = 16,020,362,867,513,682/148,599,201.48
  6. Step 6: Final answer
    x = 107,809,212.35

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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.