Home / 798,894,436,028.20-1,198,220,574,439.50-217,428,939,072.39

Finding the Fourth Proportional to 798,894,436,028.20, 1,198,220,574,439.50 and 217,428,939,072.39

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Solution

The fourth proportional to 798,894,436,028.20, 1,198,220,574,439.50 and 217,428,939,072.39 is: 326,110,455,306.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,894,436,028.20 : 1,198,220,574,439.50 = 217,428,939,072.39 : x
  2. Step 2: Convert to fraction form
    798,894,436,028.20/1,198,220,574,439.50 = 217,428,939,072.39/x
  3. Step 3: Cross multiply
    798,894,436,028.20x = 1,198,220,574,439.50 × 217,428,939,072.39
  4. Step 4: Simplify right side
    798,894,436,028.20x = 260,527,828,275,090,216,189,952
  5. Step 5: Solve for x
    x = 260,527,828,275,090,216,189,952/798,894,436,028.20
  6. Step 6: Final answer
    x = 326,110,455,306.63

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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.