Home / 826,314,139.80-1,236,601,428.30-568,033,813.80

Finding the Fourth Proportional to 826,314,139.80, 1,236,601,428.30 and 568,033,813.80

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Solution

The fourth proportional to 826,314,139.80, 1,236,601,428.30 and 568,033,813.80 is: 850,077,944.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,314,139.80 : 1,236,601,428.30 = 568,033,813.80 : x
  2. Step 2: Convert to fraction form
    826,314,139.80/1,236,601,428.30 = 568,033,813.80/x
  3. Step 3: Cross multiply
    826,314,139.80x = 1,236,601,428.30 × 568,033,813.80
  4. Step 4: Simplify right side
    826,314,139.80x = 702,431,425,467,776,128
  5. Step 5: Solve for x
    x = 702,431,425,467,776,128/826,314,139.80
  6. Step 6: Final answer
    x = 850,077,944.49

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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.