Home / 37,821,170,296.96-56,731,755,449.35-12,638,887,190.63

Finding the Fourth Proportional to 37,821,170,296.96, 56,731,755,449.35 and 12,638,887,190.63

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Solution

The fourth proportional to 37,821,170,296.96, 56,731,755,449.35 and 12,638,887,190.63 is: 18,958,330,787.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,821,170,296.96 : 56,731,755,449.35 = 12,638,887,190.63 : x
  2. Step 2: Convert to fraction form
    37,821,170,296.96/56,731,755,449.35 = 12,638,887,190.63/x
  3. Step 3: Cross multiply
    37,821,170,296.96x = 56,731,755,449.35 × 12,638,887,190.63
  4. Step 4: Simplify right side
    37,821,170,296.96x = 717,026,257,250,636,136,448
  5. Step 5: Solve for x
    x = 717,026,257,250,636,136,448/37,821,170,296.96
  6. Step 6: Final answer
    x = 18,958,330,787.25

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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.