Home / 195,977,788.70-270,447,202.20-107,869,902.62

Finding the Fourth Proportional to 195,977,788.70, 270,447,202.20 and 107,869,902.62

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Solution

The fourth proportional to 195,977,788.70, 270,447,202.20 and 107,869,902.62 is: 148,859,284.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,977,788.70 : 270,447,202.20 = 107,869,902.62 : x
  2. Step 2: Convert to fraction form
    195,977,788.70/270,447,202.20 = 107,869,902.62/x
  3. Step 3: Cross multiply
    195,977,788.70x = 270,447,202.20 × 107,869,902.62
  4. Step 4: Simplify right side
    195,977,788.70x = 29,173,113,365,165,448
  5. Step 5: Solve for x
    x = 29,173,113,365,165,448/195,977,788.70
  6. Step 6: Final answer
    x = 148,859,284.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.