Home / 707,568,666.76-1,061,099,191.50-270,992,093.32

Finding the Fourth Proportional to 707,568,666.76, 1,061,099,191.50 and 270,992,093.32

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Solution

The fourth proportional to 707,568,666.76, 1,061,099,191.50 and 270,992,093.32 is: 406,390,933.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,568,666.76 : 1,061,099,191.50 = 270,992,093.32 : x
  2. Step 2: Convert to fraction form
    707,568,666.76/1,061,099,191.50 = 270,992,093.32/x
  3. Step 3: Cross multiply
    707,568,666.76x = 1,061,099,191.50 × 270,992,093.32
  4. Step 4: Simplify right side
    707,568,666.76x = 287,549,491,124,744,544
  5. Step 5: Solve for x
    x = 287,549,491,124,744,544/707,568,666.76
  6. Step 6: Final answer
    x = 406,390,933.68

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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.