Home / 81,756,493.75-122,585,345.48-32,579,912.46

Finding the Fourth Proportional to 81,756,493.75, 122,585,345.48 and 32,579,912.46

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Solution

The fourth proportional to 81,756,493.75, 122,585,345.48 and 32,579,912.46 is: 48,850,184.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,756,493.75 : 122,585,345.48 = 32,579,912.46 : x
  2. Step 2: Convert to fraction form
    81,756,493.75/122,585,345.48 = 32,579,912.46/x
  3. Step 3: Cross multiply
    81,756,493.75x = 122,585,345.48 × 32,579,912.46
  4. Step 4: Simplify right side
    81,756,493.75x = 3,993,819,824,617,257
  5. Step 5: Solve for x
    x = 3,993,819,824,617,257/81,756,493.75
  6. Step 6: Final answer
    x = 48,850,184.76

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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.