Home / 270,401,664.03-405,545,738.22-76,267,679.46

Finding the Fourth Proportional to 270,401,664.03, 405,545,738.22 and 76,267,679.46

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Solution

The fourth proportional to 270,401,664.03, 405,545,738.22 and 76,267,679.46 is: 114,385,510.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,401,664.03 : 405,545,738.22 = 76,267,679.46 : x
  2. Step 2: Convert to fraction form
    270,401,664.03/405,545,738.22 = 76,267,679.46/x
  3. Step 3: Cross multiply
    270,401,664.03x = 405,545,738.22 × 76,267,679.46
  4. Step 4: Simplify right side
    270,401,664.03x = 30,930,032,368,932,032
  5. Step 5: Solve for x
    x = 30,930,032,368,932,032/270,401,664.03
  6. Step 6: Final answer
    x = 114,385,510.46

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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.