Home / 1,171,365,511.12-1,757,040,655.92-297,959,417.44

Finding the Fourth Proportional to 1,171,365,511.12, 1,757,040,655.92 and 297,959,417.44

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Solution

The fourth proportional to 1,171,365,511.12, 1,757,040,655.92 and 297,959,417.44 is: 446,937,190.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,365,511.12 : 1,757,040,655.92 = 297,959,417.44 : x
  2. Step 2: Convert to fraction form
    1,171,365,511.12/1,757,040,655.92 = 297,959,417.44/x
  3. Step 3: Cross multiply
    1,171,365,511.12x = 1,757,040,655.92 × 297,959,417.44
  4. Step 4: Simplify right side
    1,171,365,511.12x = 523,526,810,256,318,720
  5. Step 5: Solve for x
    x = 523,526,810,256,318,720/1,171,365,511.12
  6. Step 6: Final answer
    x = 446,937,190.22

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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.