Home / 79,103,611.02-109,162,967.44-43,823,708.68

Finding the Fourth Proportional to 79,103,611.02, 109,162,967.44 and 43,823,708.68

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Solution

The fourth proportional to 79,103,611.02, 109,162,967.44 and 43,823,708.68 is: 60,476,709.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,103,611.02 : 109,162,967.44 = 43,823,708.68 : x
  2. Step 2: Convert to fraction form
    79,103,611.02/109,162,967.44 = 43,823,708.68/x
  3. Step 3: Cross multiply
    79,103,611.02x = 109,162,967.44 × 43,823,708.68
  4. Step 4: Simplify right side
    79,103,611.02x = 4,783,926,083,734,885
  5. Step 5: Solve for x
    x = 4,783,926,083,734,885/79,103,611.02
  6. Step 6: Final answer
    x = 60,476,709.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.