Home / 221,336,548.86-305,334,114.65-131,965,462.95

Finding the Fourth Proportional to 221,336,548.86, 305,334,114.65 and 131,965,462.95

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Solution

The fourth proportional to 221,336,548.86, 305,334,114.65 and 131,965,462.95 is: 182,046,562.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,336,548.86 : 305,334,114.65 = 131,965,462.95 : x
  2. Step 2: Convert to fraction form
    221,336,548.86/305,334,114.65 = 131,965,462.95/x
  3. Step 3: Cross multiply
    221,336,548.86x = 305,334,114.65 × 131,965,462.95
  4. Step 4: Simplify right side
    221,336,548.86x = 40,293,557,792,536,168
  5. Step 5: Solve for x
    x = 40,293,557,792,536,168/221,336,548.86
  6. Step 6: Final answer
    x = 182,046,562.12

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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.