Home / 101,970,284.07-140,719,012.20-55,560,537.84

Finding the Fourth Proportional to 101,970,284.07, 140,719,012.20 and 55,560,537.84

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Solution

The fourth proportional to 101,970,284.07, 140,719,012.20 and 55,560,537.84 is: 76,673,553.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,970,284.07 : 140,719,012.20 = 55,560,537.84 : x
  2. Step 2: Convert to fraction form
    101,970,284.07/140,719,012.20 = 55,560,537.84/x
  3. Step 3: Cross multiply
    101,970,284.07x = 140,719,012.20 × 55,560,537.84
  4. Step 4: Simplify right side
    101,970,284.07x = 7,818,424,002,145,521
  5. Step 5: Solve for x
    x = 7,818,424,002,145,521/101,970,284.07
  6. Step 6: Final answer
    x = 76,673,553.22

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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.