Home / 81,756,653.22-122,585,584.50-32,580,071.82

Finding the Fourth Proportional to 81,756,653.22, 122,585,584.50 and 32,580,071.82

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Solution

The fourth proportional to 81,756,653.22, 122,585,584.50 and 32,580,071.82 is: 48,850,423.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,756,653.22 : 122,585,584.50 = 32,580,071.82 : x
  2. Step 2: Convert to fraction form
    81,756,653.22/122,585,584.50 = 32,580,071.82/x
  3. Step 3: Cross multiply
    81,756,653.22x = 122,585,584.50 × 32,580,071.82
  4. Step 4: Simplify right side
    81,756,653.22x = 3,993,847,147,106,679
  5. Step 5: Solve for x
    x = 3,993,847,147,106,679/81,756,653.22
  6. Step 6: Final answer
    x = 48,850,423.66

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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.