Home / 517,465,998.46-774,961,586.58-298,452,351.88

Finding the Fourth Proportional to 517,465,998.46, 774,961,586.58 and 298,452,351.88

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Solution

The fourth proportional to 517,465,998.46, 774,961,586.58 and 298,452,351.88 is: 446,964,841.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,465,998.46 : 774,961,586.58 = 298,452,351.88 : x
  2. Step 2: Convert to fraction form
    517,465,998.46/774,961,586.58 = 298,452,351.88/x
  3. Step 3: Cross multiply
    517,465,998.46x = 774,961,586.58 × 298,452,351.88
  4. Step 4: Simplify right side
    517,465,998.46x = 231,289,108,131,457,248
  5. Step 5: Solve for x
    x = 231,289,108,131,457,248/517,465,998.46
  6. Step 6: Final answer
    x = 446,964,841.79

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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.