Home / 75,175,904.20-112,763,856.30-51,288,032.20

Finding the Fourth Proportional to 75,175,904.20, 112,763,856.30 and 51,288,032.20

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Solution

The fourth proportional to 75,175,904.20, 112,763,856.30 and 51,288,032.20 is: 76,932,048.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,175,904.20 : 112,763,856.30 = 51,288,032.20 : x
  2. Step 2: Convert to fraction form
    75,175,904.20/112,763,856.30 = 51,288,032.20/x
  3. Step 3: Cross multiply
    75,175,904.20x = 112,763,856.30 × 51,288,032.20
  4. Step 4: Simplify right side
    75,175,904.20x = 5,783,436,292,910,573
  5. Step 5: Solve for x
    x = 5,783,436,292,910,573/75,175,904.20
  6. Step 6: Final answer
    x = 76,932,048.30

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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.