Home / 3,500,708,791.68-5,251,072,081.32-1,430,430,556.32

Finding the Fourth Proportional to 3,500,708,791.68, 5,251,072,081.32 and 1,430,430,556.32

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Solution

The fourth proportional to 3,500,708,791.68, 5,251,072,081.32 and 1,430,430,556.32 is: 2,145,649,468.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500,708,791.68 : 5,251,072,081.32 = 1,430,430,556.32 : x
  2. Step 2: Convert to fraction form
    3,500,708,791.68/5,251,072,081.32 = 1,430,430,556.32/x
  3. Step 3: Cross multiply
    3,500,708,791.68x = 5,251,072,081.32 × 1,430,430,556.32
  4. Step 4: Simplify right side
    3,500,708,791.68x = 7,511,293,958,558,987,264
  5. Step 5: Solve for x
    x = 7,511,293,958,558,987,264/3,500,708,791.68
  6. Step 6: Final answer
    x = 2,145,649,468.59

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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.