Home / 1,664,423,821.82-2,296,941,988.80-949,945,044.44

Finding the Fourth Proportional to 1,664,423,821.82, 2,296,941,988.80 and 949,945,044.44

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Solution

The fourth proportional to 1,664,423,821.82, 2,296,941,988.80 and 949,945,044.44 is: 1,310,945,343.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,423,821.82 : 2,296,941,988.80 = 949,945,044.44 : x
  2. Step 2: Convert to fraction form
    1,664,423,821.82/2,296,941,988.80 = 949,945,044.44/x
  3. Step 3: Cross multiply
    1,664,423,821.82x = 2,296,941,988.80 × 949,945,044.44
  4. Step 4: Simplify right side
    1,664,423,821.82x = 2,181,968,659,626,718,208
  5. Step 5: Solve for x
    x = 2,181,968,659,626,718,208/1,664,423,821.82
  6. Step 6: Final answer
    x = 1,310,945,343.98

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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.