Home / 64,379,325.20-96,568,987.80-30,367,101.20

Finding the Fourth Proportional to 64,379,325.20, 96,568,987.80 and 30,367,101.20

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Solution

The fourth proportional to 64,379,325.20, 96,568,987.80 and 30,367,101.20 is: 45,550,651.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,379,325.20 : 96,568,987.80 = 30,367,101.20 : x
  2. Step 2: Convert to fraction form
    64,379,325.20/96,568,987.80 = 30,367,101.20/x
  3. Step 3: Cross multiply
    64,379,325.20x = 96,568,987.80 × 30,367,101.20
  4. Step 4: Simplify right side
    64,379,325.20x = 2,932,520,225,304,165
  5. Step 5: Solve for x
    x = 2,932,520,225,304,165/64,379,325.20
  6. Step 6: Final answer
    x = 45,550,651.80

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Double scale
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Similar ratio
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1.5x scale

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.