Home / 1,755,621,115.20-2,633,431,672.80-721,224,352.80

Finding the Fourth Proportional to 1,755,621,115.20, 2,633,431,672.80 and 721,224,352.80

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Solution

The fourth proportional to 1,755,621,115.20, 2,633,431,672.80 and 721,224,352.80 is: 1,081,836,529.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,621,115.20 : 2,633,431,672.80 = 721,224,352.80 : x
  2. Step 2: Convert to fraction form
    1,755,621,115.20/2,633,431,672.80 = 721,224,352.80/x
  3. Step 3: Cross multiply
    1,755,621,115.20x = 2,633,431,672.80 × 721,224,352.80
  4. Step 4: Simplify right side
    1,755,621,115.20x = 1,899,295,053,858,201,344
  5. Step 5: Solve for x
    x = 1,899,295,053,858,201,344/1,755,621,115.20
  6. Step 6: Final answer
    x = 1,081,836,529.20

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1.5x scale

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.