Home / 331,330,609.90-496,995,914.85-239,497,605.10

Finding the Fourth Proportional to 331,330,609.90, 496,995,914.85 and 239,497,605.10

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Solution

The fourth proportional to 331,330,609.90, 496,995,914.85 and 239,497,605.10 is: 359,246,407.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,330,609.90 : 496,995,914.85 = 239,497,605.10 : x
  2. Step 2: Convert to fraction form
    331,330,609.90/496,995,914.85 = 239,497,605.10/x
  3. Step 3: Cross multiply
    331,330,609.90x = 496,995,914.85 × 239,497,605.10
  4. Step 4: Simplify right side
    331,330,609.90x = 119,029,331,351,058,528
  5. Step 5: Solve for x
    x = 119,029,331,351,058,528/331,330,609.90
  6. Step 6: Final answer
    x = 359,246,407.65

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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.