Home / 4,162,188,457.68-6,240,789,405.81-1,324,757,085.72

Finding the Fourth Proportional to 4,162,188,457.68, 6,240,789,405.81 and 1,324,757,085.72

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Solution

The fourth proportional to 4,162,188,457.68, 6,240,789,405.81 and 1,324,757,085.72 is: 1,986,342,057.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,162,188,457.68 : 6,240,789,405.81 = 1,324,757,085.72 : x
  2. Step 2: Convert to fraction form
    4,162,188,457.68/6,240,789,405.81 = 1,324,757,085.72/x
  3. Step 3: Cross multiply
    4,162,188,457.68x = 6,240,789,405.81 × 1,324,757,085.72
  4. Step 4: Simplify right side
    4,162,188,457.68x = 8,267,529,985,833,106,432
  5. Step 5: Solve for x
    x = 8,267,529,985,833,106,432/4,162,188,457.68
  6. Step 6: Final answer
    x = 1,986,342,057.76

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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.