Home / 87,634,690.40-131,463,992.48-36,504,751.84

Finding the Fourth Proportional to 87,634,690.40, 131,463,992.48 and 36,504,751.84

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Solution

The fourth proportional to 87,634,690.40, 131,463,992.48 and 36,504,751.84 is: 54,762,108.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,634,690.40 : 131,463,992.48 = 36,504,751.84 : x
  2. Step 2: Convert to fraction form
    87,634,690.40/131,463,992.48 = 36,504,751.84/x
  3. Step 3: Cross multiply
    87,634,690.40x = 131,463,992.48 × 36,504,751.84
  4. Step 4: Simplify right side
    87,634,690.40x = 4,799,060,421,378,027
  5. Step 5: Solve for x
    x = 4,799,060,421,378,027/87,634,690.40
  6. Step 6: Final answer
    x = 54,762,108.47

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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.