Home / 726,930,844,910.55-1,090,418,481,267.40-249,393,444,515.46

Finding the Fourth Proportional to 726,930,844,910.55, 1,090,418,481,267.40 and 249,393,444,515.46

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Solution

The fourth proportional to 726,930,844,910.55, 1,090,418,481,267.40 and 249,393,444,515.46 is: 374,097,787,857.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,930,844,910.55 : 1,090,418,481,267.40 = 249,393,444,515.46 : x
  2. Step 2: Convert to fraction form
    726,930,844,910.55/1,090,418,481,267.40 = 249,393,444,515.46/x
  3. Step 3: Cross multiply
    726,930,844,910.55x = 1,090,418,481,267.40 × 249,393,444,515.46
  4. Step 4: Simplify right side
    726,930,844,910.55x = 271,943,221,006,593,477,836,800
  5. Step 5: Solve for x
    x = 271,943,221,006,593,477,836,800/726,930,844,910.55
  6. Step 6: Final answer
    x = 374,097,787,857.74

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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.