Home / 69,664,150.32-96,138,376.86-38,303,521.80

Finding the Fourth Proportional to 69,664,150.32, 96,138,376.86 and 38,303,521.80

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Solution

The fourth proportional to 69,664,150.32, 96,138,376.86 and 38,303,521.80 is: 52,859,876.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,664,150.32 : 96,138,376.86 = 38,303,521.80 : x
  2. Step 2: Convert to fraction form
    69,664,150.32/96,138,376.86 = 38,303,521.80/x
  3. Step 3: Cross multiply
    69,664,150.32x = 96,138,376.86 × 38,303,521.80
  4. Step 4: Simplify right side
    69,664,150.32x = 3,682,438,413,873,625
  5. Step 5: Solve for x
    x = 3,682,438,413,873,625/69,664,150.32
  6. Step 6: Final answer
    x = 52,859,876.95

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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.