Home / 769,825,273.40-1,154,737,910.10-360,922,758.20

Finding the Fourth Proportional to 769,825,273.40, 1,154,737,910.10 and 360,922,758.20

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Solution

The fourth proportional to 769,825,273.40, 1,154,737,910.10 and 360,922,758.20 is: 541,384,137.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,825,273.40 : 1,154,737,910.10 = 360,922,758.20 : x
  2. Step 2: Convert to fraction form
    769,825,273.40/1,154,737,910.10 = 360,922,758.20/x
  3. Step 3: Cross multiply
    769,825,273.40x = 1,154,737,910.10 × 360,922,758.20
  4. Step 4: Simplify right side
    769,825,273.40x = 416,771,191,511,395,584
  5. Step 5: Solve for x
    x = 416,771,191,511,395,584/769,825,273.40
  6. Step 6: Final answer
    x = 541,384,137.30

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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.