Home / 1,058,260,863.50-1,587,288,722.54-321,337,245.62

Finding the Fourth Proportional to 1,058,260,863.50, 1,587,288,722.54 and 321,337,245.62

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Solution

The fourth proportional to 1,058,260,863.50, 1,587,288,722.54 and 321,337,245.62 is: 481,974,722.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,260,863.50 : 1,587,288,722.54 = 321,337,245.62 : x
  2. Step 2: Convert to fraction form
    1,058,260,863.50/1,587,288,722.54 = 321,337,245.62/x
  3. Step 3: Cross multiply
    1,058,260,863.50x = 1,587,288,722.54 × 321,337,245.62
  4. Step 4: Simplify right side
    1,058,260,863.50x = 510,054,986,107,053,568
  5. Step 5: Solve for x
    x = 510,054,986,107,053,568/1,058,260,863.50
  6. Step 6: Final answer
    x = 481,974,722.58

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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.