Home / 54,653,894,328.24-81,992,022,880.63-18,793,994,124.65

Finding the Fourth Proportional to 54,653,894,328.24, 81,992,022,880.63 and 18,793,994,124.65

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Solution

The fourth proportional to 54,653,894,328.24, 81,992,022,880.63 and 18,793,994,124.65 is: 28,194,836,163.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,653,894,328.24 : 81,992,022,880.63 = 18,793,994,124.65 : x
  2. Step 2: Convert to fraction form
    54,653,894,328.24/81,992,022,880.63 = 18,793,994,124.65/x
  3. Step 3: Cross multiply
    54,653,894,328.24x = 81,992,022,880.63 × 18,793,994,124.65
  4. Step 4: Simplify right side
    54,653,894,328.24x = 1,540,957,596,286,393,778,176
  5. Step 5: Solve for x
    x = 1,540,957,596,286,393,778,176/54,653,894,328.24
  6. Step 6: Final answer
    x = 28,194,836,163.58

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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.