Home / 149,365,941,522.24-206,125,620,326.40-80,777,354,635.52

Finding the Fourth Proportional to 149,365,941,522.24, 206,125,620,326.40 and 80,777,354,635.52

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Solution

The fourth proportional to 149,365,941,522.24, 206,125,620,326.40 and 80,777,354,635.52 is: 111,473,085,248.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,365,941,522.24 : 206,125,620,326.40 = 80,777,354,635.52 : x
  2. Step 2: Convert to fraction form
    149,365,941,522.24/206,125,620,326.40 = 80,777,354,635.52/x
  3. Step 3: Cross multiply
    149,365,941,522.24x = 206,125,620,326.40 × 80,777,354,635.52
  4. Step 4: Simplify right side
    149,365,941,522.24x = 16,650,282,332,572,163,768,320
  5. Step 5: Solve for x
    x = 16,650,282,332,572,163,768,320/149,365,941,522.24
  6. Step 6: Final answer
    x = 111,473,085,248.78

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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.