Home / 798,894,436,021.05-1,198,220,574,428.80-217,428,939,065.27

Finding the Fourth Proportional to 798,894,436,021.05, 1,198,220,574,428.80 and 217,428,939,065.27

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Solution

The fourth proportional to 798,894,436,021.05, 1,198,220,574,428.80 and 217,428,939,065.27 is: 326,110,455,295.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,894,436,021.05 : 1,198,220,574,428.80 = 217,428,939,065.27 : x
  2. Step 2: Convert to fraction form
    798,894,436,021.05/1,198,220,574,428.80 = 217,428,939,065.27/x
  3. Step 3: Cross multiply
    798,894,436,021.05x = 1,198,220,574,428.80 × 217,428,939,065.27
  4. Step 4: Simplify right side
    798,894,436,021.05x = 260,527,828,264,232,371,093,504
  5. Step 5: Solve for x
    x = 260,527,828,264,232,371,093,504/798,894,436,021.05
  6. Step 6: Final answer
    x = 326,110,455,295.96

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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.