Home / 798,894,436,020.56-1,198,220,574,428.10-217,428,939,064.76

Finding the Fourth Proportional to 798,894,436,020.56, 1,198,220,574,428.10 and 217,428,939,064.76

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Solution

The fourth proportional to 798,894,436,020.56, 1,198,220,574,428.10 and 217,428,939,064.76 is: 326,110,455,295.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,894,436,020.56 : 1,198,220,574,428.10 = 217,428,939,064.76 : x
  2. Step 2: Convert to fraction form
    798,894,436,020.56/1,198,220,574,428.10 = 217,428,939,064.76/x
  3. Step 3: Cross multiply
    798,894,436,020.56x = 1,198,220,574,428.10 × 217,428,939,064.76
  4. Step 4: Simplify right side
    798,894,436,020.56x = 260,527,828,263,469,108,428,800
  5. Step 5: Solve for x
    x = 260,527,828,263,469,108,428,800/798,894,436,020.56
  6. Step 6: Final answer
    x = 326,110,455,295.20

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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.