Home / 271,296,315.20-406,944,472.80-260,714,734.40

Finding the Fourth Proportional to 271,296,315.20, 406,944,472.80 and 260,714,734.40

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Solution

The fourth proportional to 271,296,315.20, 406,944,472.80 and 260,714,734.40 is: 391,072,101.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,296,315.20 : 406,944,472.80 = 260,714,734.40 : x
  2. Step 2: Convert to fraction form
    271,296,315.20/406,944,472.80 = 260,714,734.40/x
  3. Step 3: Cross multiply
    271,296,315.20x = 406,944,472.80 × 260,714,734.40
  4. Step 4: Simplify right side
    271,296,315.20x = 106,096,420,141,600,032
  5. Step 5: Solve for x
    x = 106,096,420,141,600,032/271,296,315.20
  6. Step 6: Final answer
    x = 391,072,101.60

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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.