Home / 195,899,465.72-270,333,157.47-106,591,777.48

Finding the Fourth Proportional to 195,899,465.72, 270,333,157.47 and 106,591,777.48

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Solution

The fourth proportional to 195,899,465.72, 270,333,157.47 and 106,591,777.48 is: 147,092,242.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,899,465.72 : 270,333,157.47 = 106,591,777.48 : x
  2. Step 2: Convert to fraction form
    195,899,465.72/270,333,157.47 = 106,591,777.48/x
  3. Step 3: Cross multiply
    195,899,465.72x = 270,333,157.47 × 106,591,777.48
  4. Step 4: Simplify right side
    195,899,465.72x = 28,815,291,766,446,240
  5. Step 5: Solve for x
    x = 28,815,291,766,446,240/195,899,465.72
  6. Step 6: Final answer
    x = 147,092,242.75

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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.