Home / 75,882,322.45-113,815,823.46-51,447,142.74

Finding the Fourth Proportional to 75,882,322.45, 113,815,823.46 and 51,447,142.74

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Solution

The fourth proportional to 75,882,322.45, 113,815,823.46 and 51,447,142.74 is: 77,165,520.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,882,322.45 : 113,815,823.46 = 51,447,142.74 : x
  2. Step 2: Convert to fraction form
    75,882,322.45/113,815,823.46 = 51,447,142.74/x
  3. Step 3: Cross multiply
    75,882,322.45x = 113,815,823.46 × 51,447,142.74
  4. Step 4: Simplify right side
    75,882,322.45x = 5,855,498,915,851,143
  5. Step 5: Solve for x
    x = 5,855,498,915,851,143/75,882,322.45
  6. Step 6: Final answer
    x = 77,165,520.59

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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.