Home / 674,230,201.72-1,011,346,603.62-259,902,135.16

Finding the Fourth Proportional to 674,230,201.72, 1,011,346,603.62 and 259,902,135.16

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Solution

The fourth proportional to 674,230,201.72, 1,011,346,603.62 and 259,902,135.16 is: 389,853,704.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,230,201.72 : 1,011,346,603.62 = 259,902,135.16 : x
  2. Step 2: Convert to fraction form
    674,230,201.72/1,011,346,603.62 = 259,902,135.16/x
  3. Step 3: Cross multiply
    674,230,201.72x = 1,011,346,603.62 × 259,902,135.16
  4. Step 4: Simplify right side
    674,230,201.72x = 262,851,141,667,652,192
  5. Step 5: Solve for x
    x = 262,851,141,667,652,192/674,230,201.72
  6. Step 6: Final answer
    x = 389,853,704.26

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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.