Home / 76,136,647.68-105,068,707.20-41,329,361.76

Finding the Fourth Proportional to 76,136,647.68, 105,068,707.20 and 41,329,361.76

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Solution

The fourth proportional to 76,136,647.68, 105,068,707.20 and 41,329,361.76 is: 57,034,591.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,136,647.68 : 105,068,707.20 = 41,329,361.76 : x
  2. Step 2: Convert to fraction form
    76,136,647.68/105,068,707.20 = 41,329,361.76/x
  3. Step 3: Cross multiply
    76,136,647.68x = 105,068,707.20 × 41,329,361.76
  4. Step 4: Simplify right side
    76,136,647.68x = 4,342,422,609,524,316.50
  5. Step 5: Solve for x
    x = 4,342,422,609,524,316.50/76,136,647.68
  6. Step 6: Final answer
    x = 57,034,591.64

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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.