Home / 773,376,091.20-1,160,064,136.80-743,143,003.20

Finding the Fourth Proportional to 773,376,091.20, 1,160,064,136.80 and 743,143,003.20

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Solution

The fourth proportional to 773,376,091.20, 1,160,064,136.80 and 743,143,003.20 is: 1,114,714,504.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,376,091.20 : 1,160,064,136.80 = 743,143,003.20 : x
  2. Step 2: Convert to fraction form
    773,376,091.20/1,160,064,136.80 = 743,143,003.20/x
  3. Step 3: Cross multiply
    773,376,091.20x = 1,160,064,136.80 × 743,143,003.20
  4. Step 4: Simplify right side
    773,376,091.20x = 862,093,546,526,167,680
  5. Step 5: Solve for x
    x = 862,093,546,526,167,680/773,376,091.20
  6. Step 6: Final answer
    x = 1,114,714,504.80

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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.