Home / 70,220,833.62-96,908,517.09-39,279,157.62

Finding the Fourth Proportional to 70,220,833.62, 96,908,517.09 and 39,279,157.62

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Solution

The fourth proportional to 70,220,833.62, 96,908,517.09 and 39,279,157.62 is: 54,207,344.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,220,833.62 : 96,908,517.09 = 39,279,157.62 : x
  2. Step 2: Convert to fraction form
    70,220,833.62/96,908,517.09 = 39,279,157.62/x
  3. Step 3: Cross multiply
    70,220,833.62x = 96,908,517.09 × 39,279,157.62
  4. Step 4: Simplify right side
    70,220,833.62x = 3,806,484,917,498,573.50
  5. Step 5: Solve for x
    x = 3,806,484,917,498,573.50/70,220,833.62
  6. Step 6: Final answer
    x = 54,207,344.48

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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.