Home / 77,201,227.90-115,805,565.96-25,384,683.34

Finding the Fourth Proportional to 77,201,227.90, 115,805,565.96 and 25,384,683.34

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Solution

The fourth proportional to 77,201,227.90, 115,805,565.96 and 25,384,683.34 is: 38,078,249.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,201,227.90 : 115,805,565.96 = 25,384,683.34 : x
  2. Step 2: Convert to fraction form
    77,201,227.90/115,805,565.96 = 25,384,683.34/x
  3. Step 3: Cross multiply
    77,201,227.90x = 115,805,565.96 × 25,384,683.34
  4. Step 4: Simplify right side
    77,201,227.90x = 2,939,687,620,904,083
  5. Step 5: Solve for x
    x = 2,939,687,620,904,083/77,201,227.90
  6. Step 6: Final answer
    x = 38,078,249.54

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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.