Home / 574,442,579-861,663,887.94-143,621,075

Finding the Fourth Proportional to 574,442,579, 861,663,887.94 and 143,621,075

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Solution

The fourth proportional to 574,442,579, 861,663,887.94 and 143,621,075 is: 215,431,617.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,442,579 : 861,663,887.94 = 143,621,075 : x
  2. Step 2: Convert to fraction form
    574,442,579/861,663,887.94 = 143,621,075/x
  3. Step 3: Cross multiply
    574,442,579x = 861,663,887.94 × 143,621,075
  4. Step 4: Simplify right side
    574,442,579x = 123,753,093,874,622,336
  5. Step 5: Solve for x
    x = 123,753,093,874,622,336/574,442,579
  6. Step 6: Final answer
    x = 215,431,617.36

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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.