Home / 50,543,998.80-75,815,998.20-49,788,171.60

Finding the Fourth Proportional to 50,543,998.80, 75,815,998.20 and 49,788,171.60

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Solution

The fourth proportional to 50,543,998.80, 75,815,998.20 and 49,788,171.60 is: 74,682,257.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,543,998.80 : 75,815,998.20 = 49,788,171.60 : x
  2. Step 2: Convert to fraction form
    50,543,998.80/75,815,998.20 = 49,788,171.60/x
  3. Step 3: Cross multiply
    50,543,998.80x = 75,815,998.20 × 49,788,171.60
  4. Step 4: Simplify right side
    50,543,998.80x = 3,774,739,928,406,891.50
  5. Step 5: Solve for x
    x = 3,774,739,928,406,891.50/50,543,998.80
  6. Step 6: Final answer
    x = 74,682,257.40

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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.