Home / 80,851,928,003.85-121,277,892,005.77-80,851,928,003.85

Finding the Fourth Proportional to 80,851,928,003.85, 121,277,892,005.77 and 80,851,928,003.85

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Solution

The fourth proportional to 80,851,928,003.85, 121,277,892,005.77 and 80,851,928,003.85 is: 121,277,892,005.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,851,928,003.85 : 121,277,892,005.77 = 80,851,928,003.85 : x
  2. Step 2: Convert to fraction form
    80,851,928,003.85/121,277,892,005.77 = 80,851,928,003.85/x
  3. Step 3: Cross multiply
    80,851,928,003.85x = 121,277,892,005.77 × 80,851,928,003.85
  4. Step 4: Simplify right side
    80,851,928,003.85x = 9,805,551,392,909,212,778,496
  5. Step 5: Solve for x
    x = 9,805,551,392,909,212,778,496/80,851,928,003.85
  6. Step 6: Final answer
    x = 121,277,892,005.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.