Home / 103,375,574.85-154,969,508.55-51,576,020.58

Finding the Fourth Proportional to 103,375,574.85, 154,969,508.55 and 51,576,020.58

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Solution

The fourth proportional to 103,375,574.85, 154,969,508.55 and 51,576,020.58 is: 77,317,205.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,375,574.85 : 154,969,508.55 = 51,576,020.58 : x
  2. Step 2: Convert to fraction form
    103,375,574.85/154,969,508.55 = 51,576,020.58/x
  3. Step 3: Cross multiply
    103,375,574.85x = 154,969,508.55 × 51,576,020.58
  4. Step 4: Simplify right side
    103,375,574.85x = 7,992,710,562,247,286
  5. Step 5: Solve for x
    x = 7,992,710,562,247,286/103,375,574.85
  6. Step 6: Final answer
    x = 77,317,205.48

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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.