Home / 890,379,149.48-1,335,568,765.76-609,983,570.57

Finding the Fourth Proportional to 890,379,149.48, 1,335,568,765.76 and 609,983,570.57

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Solution

The fourth proportional to 890,379,149.48, 1,335,568,765.76 and 609,983,570.57 is: 914,975,384.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,379,149.48 : 1,335,568,765.76 = 609,983,570.57 : x
  2. Step 2: Convert to fraction form
    890,379,149.48/1,335,568,765.76 = 609,983,570.57/x
  3. Step 3: Cross multiply
    890,379,149.48x = 1,335,568,765.76 × 609,983,570.57
  4. Step 4: Simplify right side
    890,379,149.48x = 814,675,004,480,052,864
  5. Step 5: Solve for x
    x = 814,675,004,480,052,864/890,379,149.48
  6. Step 6: Final answer
    x = 914,975,384.31

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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.