Home / 64,379,305.20-96,568,957.80-30,367,081.20

Finding the Fourth Proportional to 64,379,305.20, 96,568,957.80 and 30,367,081.20

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Solution

The fourth proportional to 64,379,305.20, 96,568,957.80 and 30,367,081.20 is: 45,550,621.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,379,305.20 : 96,568,957.80 = 30,367,081.20 : x
  2. Step 2: Convert to fraction form
    64,379,305.20/96,568,957.80 = 30,367,081.20/x
  3. Step 3: Cross multiply
    64,379,305.20x = 96,568,957.80 × 30,367,081.20
  4. Step 4: Simplify right side
    64,379,305.20x = 2,932,517,382,911,973
  5. Step 5: Solve for x
    x = 2,932,517,382,911,973/64,379,305.20
  6. Step 6: Final answer
    x = 45,550,621.80

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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.