Home / 101,647,030.20-140,284,859.10-60,393,922.56

Finding the Fourth Proportional to 101,647,030.20, 140,284,859.10 and 60,393,922.56

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Solution

The fourth proportional to 101,647,030.20, 140,284,859.10 and 60,393,922.56 is: 83,350,717.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,647,030.20 : 140,284,859.10 = 60,393,922.56 : x
  2. Step 2: Convert to fraction form
    101,647,030.20/140,284,859.10 = 60,393,922.56/x
  3. Step 3: Cross multiply
    101,647,030.20x = 140,284,859.10 × 60,393,922.56
  4. Step 4: Simplify right side
    101,647,030.20x = 8,472,352,916,825,911
  5. Step 5: Solve for x
    x = 8,472,352,916,825,911/101,647,030.20
  6. Step 6: Final answer
    x = 83,350,717.68

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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.