Home / 3,147,003,805.92-4,718,178,550.32-1,903,157,741.48

Finding the Fourth Proportional to 3,147,003,805.92, 4,718,178,550.32 and 1,903,157,741.48

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Solution

The fourth proportional to 3,147,003,805.92, 4,718,178,550.32 and 1,903,157,741.48 is: 2,853,329,257.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,147,003,805.92 : 4,718,178,550.32 = 1,903,157,741.48 : x
  2. Step 2: Convert to fraction form
    3,147,003,805.92/4,718,178,550.32 = 1,903,157,741.48/x
  3. Step 3: Cross multiply
    3,147,003,805.92x = 4,718,178,550.32 × 1,903,157,741.48
  4. Step 4: Simplify right side
    3,147,003,805.92x = 8,979,438,033,702,799,360
  5. Step 5: Solve for x
    x = 8,979,438,033,702,799,360/3,147,003,805.92
  6. Step 6: Final answer
    x = 2,853,329,257.76

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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.