Home / 1,720,806,028,417.70-2,374,920,554,310.80-979,393,128,051.73

Finding the Fourth Proportional to 1,720,806,028,417.70, 2,374,920,554,310.80 and 979,393,128,051.73

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Solution

The fourth proportional to 1,720,806,028,417.70, 2,374,920,554,310.80 and 979,393,128,051.73 is: 1,351,681,033,276.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,806,028,417.70 : 2,374,920,554,310.80 = 979,393,128,051.73 : x
  2. Step 2: Convert to fraction form
    1,720,806,028,417.70/2,374,920,554,310.80 = 979,393,128,051.73/x
  3. Step 3: Cross multiply
    1,720,806,028,417.70x = 2,374,920,554,310.80 × 979,393,128,051.73
  4. Step 4: Simplify right side
    1,720,806,028,417.70x = 2,325,980,870,560,802,595,143,680
  5. Step 5: Solve for x
    x = 2,325,980,870,560,802,595,143,680/1,720,806,028,417.70
  6. Step 6: Final answer
    x = 1,351,681,033,276.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.