Home / 148,278,890.52-222,455,374.04-104,644,816.50

Finding the Fourth Proportional to 148,278,890.52, 222,455,374.04 and 104,644,816.50

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Solution

The fourth proportional to 148,278,890.52, 222,455,374.04 and 104,644,816.50 is: 156,993,363.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,278,890.52 : 222,455,374.04 = 104,644,816.50 : x
  2. Step 2: Convert to fraction form
    148,278,890.52/222,455,374.04 = 104,644,816.50/x
  3. Step 3: Cross multiply
    148,278,890.52x = 222,455,374.04 × 104,644,816.50
  4. Step 4: Simplify right side
    148,278,890.52x = 23,278,801,795,700,280
  5. Step 5: Solve for x
    x = 23,278,801,795,700,280/148,278,890.52
  6. Step 6: Final answer
    x = 156,993,363.75

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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.