Home / 87,634,648.40-131,463,929.40-36,504,709.80

Finding the Fourth Proportional to 87,634,648.40, 131,463,929.40 and 36,504,709.80

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Solution

The fourth proportional to 87,634,648.40, 131,463,929.40 and 36,504,709.80 is: 54,762,045.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,634,648.40 : 131,463,929.40 = 36,504,709.80 : x
  2. Step 2: Convert to fraction form
    87,634,648.40/131,463,929.40 = 36,504,709.80/x
  3. Step 3: Cross multiply
    87,634,648.40x = 131,463,929.40 × 36,504,709.80
  4. Step 4: Simplify right side
    87,634,648.40x = 4,799,052,591,914,688
  5. Step 5: Solve for x
    x = 4,799,052,591,914,688/87,634,648.40
  6. Step 6: Final answer
    x = 54,762,045.37

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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.