Home / 798,894,436,020.70-1,198,220,574,428.20-217,428,939,064.89

Finding the Fourth Proportional to 798,894,436,020.70, 1,198,220,574,428.20 and 217,428,939,064.89

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Solution

The fourth proportional to 798,894,436,020.70, 1,198,220,574,428.20 and 217,428,939,064.89 is: 326,110,455,295.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,894,436,020.70 : 1,198,220,574,428.20 = 217,428,939,064.89 : x
  2. Step 2: Convert to fraction form
    798,894,436,020.70/1,198,220,574,428.20 = 217,428,939,064.89/x
  3. Step 3: Cross multiply
    798,894,436,020.70x = 1,198,220,574,428.20 × 217,428,939,064.89
  4. Step 4: Simplify right side
    798,894,436,020.70x = 260,527,828,263,646,611,374,080
  5. Step 5: Solve for x
    x = 260,527,828,263,646,611,374,080/798,894,436,020.70
  6. Step 6: Final answer
    x = 326,110,455,295.37

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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.