Home / 988,138,414,207.20-1,475,553,481,870.40-806,980,622,114.64

Finding the Fourth Proportional to 988,138,414,207.20, 1,475,553,481,870.40 and 806,980,622,114.64

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Solution

The fourth proportional to 988,138,414,207.20, 1,475,553,481,870.40 and 806,980,622,114.64 is: 1,205,036,713,119.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,138,414,207.20 : 1,475,553,481,870.40 = 806,980,622,114.64 : x
  2. Step 2: Convert to fraction form
    988,138,414,207.20/1,475,553,481,870.40 = 806,980,622,114.64/x
  3. Step 3: Cross multiply
    988,138,414,207.20x = 1,475,553,481,870.40 × 806,980,622,114.64
  4. Step 4: Simplify right side
    988,138,414,207.20x = 1,190,743,066,763,198,472,388,608
  5. Step 5: Solve for x
    x = 1,190,743,066,763,198,472,388,608/988,138,414,207.20
  6. Step 6: Final answer
    x = 1,205,036,713,119.34

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.