Home / 798,894,436,028.70-1,198,220,574,440.20-217,428,939,072.90

Finding the Fourth Proportional to 798,894,436,028.70, 1,198,220,574,440.20 and 217,428,939,072.90

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Solution

The fourth proportional to 798,894,436,028.70, 1,198,220,574,440.20 and 217,428,939,072.90 is: 326,110,455,307.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,894,436,028.70 : 1,198,220,574,440.20 = 217,428,939,072.90 : x
  2. Step 2: Convert to fraction form
    798,894,436,028.70/1,198,220,574,440.20 = 217,428,939,072.90/x
  3. Step 3: Cross multiply
    798,894,436,028.70x = 1,198,220,574,440.20 × 217,428,939,072.90
  4. Step 4: Simplify right side
    798,894,436,028.70x = 260,527,828,275,853,478,854,656
  5. Step 5: Solve for x
    x = 260,527,828,275,853,478,854,656/798,894,436,028.70
  6. Step 6: Final answer
    x = 326,110,455,307.38

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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.