Home / 69,894,776.70-104,842,165.05-49,487,442.30

Finding the Fourth Proportional to 69,894,776.70, 104,842,165.05 and 49,487,442.30

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Solution

The fourth proportional to 69,894,776.70, 104,842,165.05 and 49,487,442.30 is: 74,231,163.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,894,776.70 : 104,842,165.05 = 49,487,442.30 : x
  2. Step 2: Convert to fraction form
    69,894,776.70/104,842,165.05 = 49,487,442.30/x
  3. Step 3: Cross multiply
    69,894,776.70x = 104,842,165.05 × 49,487,442.30
  4. Step 4: Simplify right side
    69,894,776.70x = 5,188,370,593,518,951
  5. Step 5: Solve for x
    x = 5,188,370,593,518,951/69,894,776.70
  6. Step 6: Final answer
    x = 74,231,163.45

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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.