Home / 1,242,950,510,777.20-1,715,253,450,333.80-694,249,823,264.28

Finding the Fourth Proportional to 1,242,950,510,777.20, 1,715,253,450,333.80 and 694,249,823,264.28

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Solution

The fourth proportional to 1,242,950,510,777.20, 1,715,253,450,333.80 and 694,249,823,264.28 is: 958,054,560,034.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,950,510,777.20 : 1,715,253,450,333.80 = 694,249,823,264.28 : x
  2. Step 2: Convert to fraction form
    1,242,950,510,777.20/1,715,253,450,333.80 = 694,249,823,264.28/x
  3. Step 3: Cross multiply
    1,242,950,510,777.20x = 1,715,253,450,333.80 × 694,249,823,264.28
  4. Step 4: Simplify right side
    1,242,950,510,777.20x = 1,190,814,404,747,687,150,747,648
  5. Step 5: Solve for x
    x = 1,190,814,404,747,687,150,747,648/1,242,950,510,777.20
  6. Step 6: Final answer
    x = 958,054,560,034.81

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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.