Home / 165,298,842.75-247,984,133.21-50,280,395.73

Finding the Fourth Proportional to 165,298,842.75, 247,984,133.21 and 50,280,395.73

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Solution

The fourth proportional to 165,298,842.75, 247,984,133.21 and 50,280,395.73 is: 75,431,504.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,298,842.75 : 247,984,133.21 = 50,280,395.73 : x
  2. Step 2: Convert to fraction form
    165,298,842.75/247,984,133.21 = 50,280,395.73/x
  3. Step 3: Cross multiply
    165,298,842.75x = 247,984,133.21 × 50,280,395.73
  4. Step 4: Simplify right side
    165,298,842.75x = 12,468,740,351,567,044
  5. Step 5: Solve for x
    x = 12,468,740,351,567,044/165,298,842.75
  6. Step 6: Final answer
    x = 75,431,504.20

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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.