Home / 76,136,645.44-105,068,704.02-41,329,359.52

Finding the Fourth Proportional to 76,136,645.44, 105,068,704.02 and 41,329,359.52

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Solution

The fourth proportional to 76,136,645.44, 105,068,704.02 and 41,329,359.52 is: 57,034,588.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,136,645.44 : 105,068,704.02 = 41,329,359.52 : x
  2. Step 2: Convert to fraction form
    76,136,645.44/105,068,704.02 = 41,329,359.52/x
  3. Step 3: Cross multiply
    76,136,645.44x = 105,068,704.02 × 41,329,359.52
  4. Step 4: Simplify right side
    76,136,645.44x = 4,342,422,242,743,049.50
  5. Step 5: Solve for x
    x = 4,342,422,242,743,049.50/76,136,645.44
  6. Step 6: Final answer
    x = 57,034,588.50

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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.