Home / 195,977,755.45-270,447,156.34-107,869,869.37

Finding the Fourth Proportional to 195,977,755.45, 270,447,156.34 and 107,869,869.37

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Solution

The fourth proportional to 195,977,755.45, 270,447,156.34 and 107,869,869.37 is: 148,859,238.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,977,755.45 : 270,447,156.34 = 107,869,869.37 : x
  2. Step 2: Convert to fraction form
    195,977,755.45/270,447,156.34 = 107,869,869.37/x
  3. Step 3: Cross multiply
    195,977,755.45x = 270,447,156.34 × 107,869,869.37
  4. Step 4: Simplify right side
    195,977,755.45x = 29,173,099,425,883,764
  5. Step 5: Solve for x
    x = 29,173,099,425,883,764/195,977,755.45
  6. Step 6: Final answer
    x = 148,859,238.43

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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.