Home / 674,230,197.72-1,011,346,597.62-259,902,131.16

Finding the Fourth Proportional to 674,230,197.72, 1,011,346,597.62 and 259,902,131.16

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Solution

The fourth proportional to 674,230,197.72, 1,011,346,597.62 and 259,902,131.16 is: 389,853,698.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,230,197.72 : 1,011,346,597.62 = 259,902,131.16 : x
  2. Step 2: Convert to fraction form
    674,230,197.72/1,011,346,597.62 = 259,902,131.16/x
  3. Step 3: Cross multiply
    674,230,197.72x = 1,011,346,597.62 × 259,902,131.16
  4. Step 4: Simplify right side
    674,230,197.72x = 262,851,136,062,852,992
  5. Step 5: Solve for x
    x = 262,851,136,062,852,992/674,230,197.72
  6. Step 6: Final answer
    x = 389,853,698.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.