Home / 75,882,323.21-113,815,824.58-51,447,143.50

Finding the Fourth Proportional to 75,882,323.21, 113,815,824.58 and 51,447,143.50

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Solution

The fourth proportional to 75,882,323.21, 113,815,824.58 and 51,447,143.50 is: 77,165,521.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,882,323.21 : 113,815,824.58 = 51,447,143.50 : x
  2. Step 2: Convert to fraction form
    75,882,323.21/113,815,824.58 = 51,447,143.50/x
  3. Step 3: Cross multiply
    75,882,323.21x = 113,815,824.58 × 51,447,143.50
  4. Step 4: Simplify right side
    75,882,323.21x = 5,855,499,059,324,930
  5. Step 5: Solve for x
    x = 5,855,499,059,324,930/75,882,323.21
  6. Step 6: Final answer
    x = 77,165,521.72

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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.