Home / 149,365,941,523.24-206,125,620,327.78-80,777,354,636.52

Finding the Fourth Proportional to 149,365,941,523.24, 206,125,620,327.78 and 80,777,354,636.52

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Solution

The fourth proportional to 149,365,941,523.24, 206,125,620,327.78 and 80,777,354,636.52 is: 111,473,085,250.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,365,941,523.24 : 206,125,620,327.78 = 80,777,354,636.52 : x
  2. Step 2: Convert to fraction form
    149,365,941,523.24/206,125,620,327.78 = 80,777,354,636.52/x
  3. Step 3: Cross multiply
    149,365,941,523.24x = 206,125,620,327.78 × 80,777,354,636.52
  4. Step 4: Simplify right side
    149,365,941,523.24x = 16,650,282,332,889,762,758,656
  5. Step 5: Solve for x
    x = 16,650,282,332,889,762,758,656/149,365,941,523.24
  6. Step 6: Final answer
    x = 111,473,085,250.16

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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.