Home / 103,727,474.48-155,618,113.44-55,165,395.44

Finding the Fourth Proportional to 103,727,474.48, 155,618,113.44 and 55,165,395.44

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Solution

The fourth proportional to 103,727,474.48, 155,618,113.44 and 55,165,395.44 is: 82,762,400.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,727,474.48 : 155,618,113.44 = 55,165,395.44 : x
  2. Step 2: Convert to fraction form
    103,727,474.48/155,618,113.44 = 55,165,395.44/x
  3. Step 3: Cross multiply
    103,727,474.48x = 155,618,113.44 × 55,165,395.44
  4. Step 4: Simplify right side
    103,727,474.48x = 8,584,734,765,544,378
  5. Step 5: Solve for x
    x = 8,584,734,765,544,378/103,727,474.48
  6. Step 6: Final answer
    x = 82,762,400.31

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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.