Home / 1,720,806,028,409.20-2,374,920,554,299-979,393,128,043.24

Finding the Fourth Proportional to 1,720,806,028,409.20, 2,374,920,554,299 and 979,393,128,043.24

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Solution

The fourth proportional to 1,720,806,028,409.20, 2,374,920,554,299 and 979,393,128,043.24 is: 1,351,681,033,265.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,806,028,409.20 : 2,374,920,554,299 = 979,393,128,043.24 : x
  2. Step 2: Convert to fraction form
    1,720,806,028,409.20/2,374,920,554,299 = 979,393,128,043.24/x
  3. Step 3: Cross multiply
    1,720,806,028,409.20x = 2,374,920,554,299 × 979,393,128,043.24
  4. Step 4: Simplify right side
    1,720,806,028,409.20x = 2,325,980,870,529,082,919,485,440
  5. Step 5: Solve for x
    x = 2,325,980,870,529,082,919,485,440/1,720,806,028,409.20
  6. Step 6: Final answer
    x = 1,351,681,033,265.17

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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.