Home / 69,434,350.88-104,168,844.44-49,003,978.28

Finding the Fourth Proportional to 69,434,350.88, 104,168,844.44 and 49,003,978.28

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Solution

The fourth proportional to 69,434,350.88, 104,168,844.44 and 49,003,978.28 is: 73,518,189.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,434,350.88 : 104,168,844.44 = 49,003,978.28 : x
  2. Step 2: Convert to fraction form
    69,434,350.88/104,168,844.44 = 49,003,978.28/x
  3. Step 3: Cross multiply
    69,434,350.88x = 104,168,844.44 × 49,003,978.28
  4. Step 4: Simplify right side
    69,434,350.88x = 5,104,687,790,390,459
  5. Step 5: Solve for x
    x = 5,104,687,790,390,459/69,434,350.88
  6. Step 6: Final answer
    x = 73,518,189.85

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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.