Home / 148,599,200.48-222,916,527.75-71,867,091.68

Finding the Fourth Proportional to 148,599,200.48, 222,916,527.75 and 71,867,091.68

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Solution

The fourth proportional to 148,599,200.48, 222,916,527.75 and 71,867,091.68 is: 107,809,210.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,599,200.48 : 222,916,527.75 = 71,867,091.68 : x
  2. Step 2: Convert to fraction form
    148,599,200.48/222,916,527.75 = 71,867,091.68/x
  3. Step 3: Cross multiply
    148,599,200.48x = 222,916,527.75 × 71,867,091.68
  4. Step 4: Simplify right side
    148,599,200.48x = 16,020,362,536,796,516
  5. Step 5: Solve for x
    x = 16,020,362,536,796,516/148,599,200.48
  6. Step 6: Final answer
    x = 107,809,210.85

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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.