Home / 890,379,143.83-1,335,568,757.26-609,983,564.91

Finding the Fourth Proportional to 890,379,143.83, 1,335,568,757.26 and 609,983,564.91

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Solution

The fourth proportional to 890,379,143.83, 1,335,568,757.26 and 609,983,564.91 is: 914,975,375.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,379,143.83 : 1,335,568,757.26 = 609,983,564.91 : x
  2. Step 2: Convert to fraction form
    890,379,143.83/1,335,568,757.26 = 609,983,564.91/x
  3. Step 3: Cross multiply
    890,379,143.83x = 1,335,568,757.26 × 609,983,564.91
  4. Step 4: Simplify right side
    890,379,143.83x = 814,674,991,735,873,152
  5. Step 5: Solve for x
    x = 814,674,991,735,873,152/890,379,143.83
  6. Step 6: Final answer
    x = 914,975,375.81

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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.