Home / 64,718,864-89,311,932.48-35,350,196.88

Finding the Fourth Proportional to 64,718,864, 89,311,932.48 and 35,350,196.88

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Solution

The fourth proportional to 64,718,864, 89,311,932.48 and 35,350,196.88 is: 48,783,217.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,718,864 : 89,311,932.48 = 35,350,196.88 : x
  2. Step 2: Convert to fraction form
    64,718,864/89,311,932.48 = 35,350,196.88/x
  3. Step 3: Cross multiply
    64,718,864x = 89,311,932.48 × 35,350,196.88
  4. Step 4: Simplify right side
    64,718,864x = 3,157,194,396,901,267
  5. Step 5: Solve for x
    x = 3,157,194,396,901,267/64,718,864
  6. Step 6: Final answer
    x = 48,783,217.16

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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.