Home / 298,855,752.12-447,862,230.18-141,120,465.24

Finding the Fourth Proportional to 298,855,752.12, 447,862,230.18 and 141,120,465.24

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Solution

The fourth proportional to 298,855,752.12, 447,862,230.18 and 141,120,465.24 is: 211,481,712.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,855,752.12 : 447,862,230.18 = 141,120,465.24 : x
  2. Step 2: Convert to fraction form
    298,855,752.12/447,862,230.18 = 141,120,465.24/x
  3. Step 3: Cross multiply
    298,855,752.12x = 447,862,230.18 × 141,120,465.24
  4. Step 4: Simplify right side
    298,855,752.12x = 63,202,526,286,425,576
  5. Step 5: Solve for x
    x = 63,202,526,286,425,576/298,855,752.12
  6. Step 6: Final answer
    x = 211,481,712.63

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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.