Home / 195,977,770.70-270,447,177.38-107,869,884.62

Finding the Fourth Proportional to 195,977,770.70, 270,447,177.38 and 107,869,884.62

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Solution

The fourth proportional to 195,977,770.70, 270,447,177.38 and 107,869,884.62 is: 148,859,259.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,977,770.70 : 270,447,177.38 = 107,869,884.62 : x
  2. Step 2: Convert to fraction form
    195,977,770.70/270,447,177.38 = 107,869,884.62/x
  3. Step 3: Cross multiply
    195,977,770.70x = 270,447,177.38 × 107,869,884.62
  4. Step 4: Simplify right side
    195,977,770.70x = 29,173,105,819,785,276
  5. Step 5: Solve for x
    x = 29,173,105,819,785,276/195,977,770.70
  6. Step 6: Final answer
    x = 148,859,259.47

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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.