Home / 357,340,534.74-493,131,911.49-200,707,682.22

Finding the Fourth Proportional to 357,340,534.74, 493,131,911.49 and 200,707,682.22

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Solution

The fourth proportional to 357,340,534.74, 493,131,911.49 and 200,707,682.22 is: 276,977,709.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,340,534.74 : 493,131,911.49 = 200,707,682.22 : x
  2. Step 2: Convert to fraction form
    357,340,534.74/493,131,911.49 = 200,707,682.22/x
  3. Step 3: Cross multiply
    357,340,534.74x = 493,131,911.49 × 200,707,682.22
  4. Step 4: Simplify right side
    357,340,534.74x = 98,975,362,983,876,096
  5. Step 5: Solve for x
    x = 98,975,362,983,876,096/357,340,534.74
  6. Step 6: Final answer
    x = 276,977,709.95

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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.