Home / 75,882,326.20-113,815,829.08-51,447,146.50

Finding the Fourth Proportional to 75,882,326.20, 113,815,829.08 and 51,447,146.50

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Solution

The fourth proportional to 75,882,326.20, 113,815,829.08 and 51,447,146.50 is: 77,165,526.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,882,326.20 : 113,815,829.08 = 51,447,146.50 : x
  2. Step 2: Convert to fraction form
    75,882,326.20/113,815,829.08 = 51,447,146.50/x
  3. Step 3: Cross multiply
    75,882,326.20x = 113,815,829.08 × 51,447,146.50
  4. Step 4: Simplify right side
    75,882,326.20x = 5,855,499,632,697,720
  5. Step 5: Solve for x
    x = 5,855,499,632,697,720/75,882,326.20
  6. Step 6: Final answer
    x = 77,165,526.23

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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.