Home / 667,953,799.12-996,507,136.58-631,794,550.24

Finding the Fourth Proportional to 667,953,799.12, 996,507,136.58 and 631,794,550.24

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Solution

The fourth proportional to 667,953,799.12, 996,507,136.58 and 631,794,550.24 is: 942,561,864.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,953,799.12 : 996,507,136.58 = 631,794,550.24 : x
  2. Step 2: Convert to fraction form
    667,953,799.12/996,507,136.58 = 631,794,550.24/x
  3. Step 3: Cross multiply
    667,953,799.12x = 996,507,136.58 × 631,794,550.24
  4. Step 4: Simplify right side
    667,953,799.12x = 629,587,778,166,511,360
  5. Step 5: Solve for x
    x = 629,587,778,166,511,360/667,953,799.12
  6. Step 6: Final answer
    x = 942,561,864.30

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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.