Home / 103,375,669.32-154,969,650.06-51,576,115.08

Finding the Fourth Proportional to 103,375,669.32, 154,969,650.06 and 51,576,115.08

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Solution

The fourth proportional to 103,375,669.32, 154,969,650.06 and 51,576,115.08 is: 77,317,347.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,375,669.32 : 154,969,650.06 = 51,576,115.08 : x
  2. Step 2: Convert to fraction form
    103,375,669.32/154,969,650.06 = 51,576,115.08/x
  3. Step 3: Cross multiply
    103,375,669.32x = 154,969,650.06 × 51,576,115.08
  4. Step 4: Simplify right side
    103,375,669.32x = 7,992,732,505,401,889
  5. Step 5: Solve for x
    x = 7,992,732,505,401,889/103,375,669.32
  6. Step 6: Final answer
    x = 77,317,347.09

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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.