Home / 890,379,141.36-1,335,568,753.55-609,983,562.44

Finding the Fourth Proportional to 890,379,141.36, 1,335,568,753.55 and 609,983,562.44

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Solution

The fourth proportional to 890,379,141.36, 1,335,568,753.55 and 609,983,562.44 is: 914,975,372.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,379,141.36 : 1,335,568,753.55 = 609,983,562.44 : x
  2. Step 2: Convert to fraction form
    890,379,141.36/1,335,568,753.55 = 609,983,562.44/x
  3. Step 3: Cross multiply
    890,379,141.36x = 1,335,568,753.55 × 609,983,562.44
  4. Step 4: Simplify right side
    890,379,141.36x = 814,674,986,180,112,000
  5. Step 5: Solve for x
    x = 814,674,986,180,112,000/890,379,141.36
  6. Step 6: Final answer
    x = 914,975,372.11

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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.