Home / 87,638,906.08-131,470,322-36,508,967.46

Finding the Fourth Proportional to 87,638,906.08, 131,470,322 and 36,508,967.46

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Solution

The fourth proportional to 87,638,906.08, 131,470,322 and 36,508,967.46 is: 54,768,434.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,638,906.08 : 131,470,322 = 36,508,967.46 : x
  2. Step 2: Convert to fraction form
    87,638,906.08/131,470,322 = 36,508,967.46/x
  3. Step 3: Cross multiply
    87,638,906.08x = 131,470,322 × 36,508,967.46
  4. Step 4: Simplify right side
    87,638,906.08x = 4,799,845,707,853,722
  5. Step 5: Solve for x
    x = 4,799,845,707,853,722/87,638,906.08
  6. Step 6: Final answer
    x = 54,768,434.73

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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.