Home / 779,166,277-1,075,283,261.94-431,485,765

Finding the Fourth Proportional to 779,166,277, 1,075,283,261.94 and 431,485,765

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Solution

The fourth proportional to 779,166,277, 1,075,283,261.94 and 431,485,765 is: 595,469,073.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,166,277 : 1,075,283,261.94 = 431,485,765 : x
  2. Step 2: Convert to fraction form
    779,166,277/1,075,283,261.94 = 431,485,765/x
  3. Step 3: Cross multiply
    779,166,277x = 1,075,283,261.94 × 431,485,765
  4. Step 4: Simplify right side
    779,166,277x = 463,969,420,869,876,288
  5. Step 5: Solve for x
    x = 463,969,420,869,876,288/779,166,277
  6. Step 6: Final answer
    x = 595,469,073.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.