Home / 832,556,250.44-1,248,911,434.62-272,321,260.39

Finding the Fourth Proportional to 832,556,250.44, 1,248,911,434.62 and 272,321,260.39

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Solution

The fourth proportional to 832,556,250.44, 1,248,911,434.62 and 272,321,260.39 is: 408,507,095.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,556,250.44 : 1,248,911,434.62 = 272,321,260.39 : x
  2. Step 2: Convert to fraction form
    832,556,250.44/1,248,911,434.62 = 272,321,260.39/x
  3. Step 3: Cross multiply
    832,556,250.44x = 1,248,911,434.62 × 272,321,260.39
  4. Step 4: Simplify right side
    832,556,250.44x = 340,105,135,985,743,744
  5. Step 5: Solve for x
    x = 340,105,135,985,743,744/832,556,250.44
  6. Step 6: Final answer
    x = 408,507,095.83

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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.