Home / 37,821,170,297.96-56,731,755,450.85-12,638,887,191.63

Finding the Fourth Proportional to 37,821,170,297.96, 56,731,755,450.85 and 12,638,887,191.63

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Solution

The fourth proportional to 37,821,170,297.96, 56,731,755,450.85 and 12,638,887,191.63 is: 18,958,330,788.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,821,170,297.96 : 56,731,755,450.85 = 12,638,887,191.63 : x
  2. Step 2: Convert to fraction form
    37,821,170,297.96/56,731,755,450.85 = 12,638,887,191.63/x
  3. Step 3: Cross multiply
    37,821,170,297.96x = 56,731,755,450.85 × 12,638,887,191.63
  4. Step 4: Simplify right side
    37,821,170,297.96x = 717,026,257,326,433,370,112
  5. Step 5: Solve for x
    x = 717,026,257,326,433,370,112/37,821,170,297.96
  6. Step 6: Final answer
    x = 18,958,330,788.75

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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.