Home / 75,470,892.10-113,206,338.15-51,284,421.70

Finding the Fourth Proportional to 75,470,892.10, 113,206,338.15 and 51,284,421.70

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Solution

The fourth proportional to 75,470,892.10, 113,206,338.15 and 51,284,421.70 is: 76,926,632.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,470,892.10 : 113,206,338.15 = 51,284,421.70 : x
  2. Step 2: Convert to fraction form
    75,470,892.10/113,206,338.15 = 51,284,421.70/x
  3. Step 3: Cross multiply
    75,470,892.10x = 113,206,338.15 × 51,284,421.70
  4. Step 4: Simplify right side
    75,470,892.10x = 5,805,721,584,797,398
  5. Step 5: Solve for x
    x = 5,805,721,584,797,398/75,470,892.10
  6. Step 6: Final answer
    x = 76,926,632.55

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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.