Home / 76,160,616.80-105,101,775.60-41,353,374.56

Finding the Fourth Proportional to 76,160,616.80, 105,101,775.60 and 41,353,374.56

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Solution

The fourth proportional to 76,160,616.80, 105,101,775.60 and 41,353,374.56 is: 57,067,724.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,160,616.80 : 105,101,775.60 = 41,353,374.56 : x
  2. Step 2: Convert to fraction form
    76,160,616.80/105,101,775.60 = 41,353,374.56/x
  3. Step 3: Cross multiply
    76,160,616.80x = 105,101,775.60 × 41,353,374.56
  4. Step 4: Simplify right side
    76,160,616.80x = 4,346,313,093,307,868.50
  5. Step 5: Solve for x
    x = 4,346,313,093,307,868.50/76,160,616.80
  6. Step 6: Final answer
    x = 57,067,724.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.