Home / 146,709,906.60-219,924,891.90-54,568,972.20

Finding the Fourth Proportional to 146,709,906.60, 219,924,891.90 and 54,568,972.20

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Solution

The fourth proportional to 146,709,906.60, 219,924,891.90 and 54,568,972.20 is: 81,801,396.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,709,906.60 : 219,924,891.90 = 54,568,972.20 : x
  2. Step 2: Convert to fraction form
    146,709,906.60/219,924,891.90 = 54,568,972.20/x
  3. Step 3: Cross multiply
    146,709,906.60x = 219,924,891.90 × 54,568,972.20
  4. Step 4: Simplify right side
    146,709,906.60x = 12,001,075,312,179,106
  5. Step 5: Solve for x
    x = 12,001,075,312,179,106/146,709,906.60
  6. Step 6: Final answer
    x = 81,801,396.99

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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.