Home / 64,544,003.20-96,816,004.80-40,656,131.20

Finding the Fourth Proportional to 64,544,003.20, 96,816,004.80 and 40,656,131.20

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Solution

The fourth proportional to 64,544,003.20, 96,816,004.80 and 40,656,131.20 is: 60,984,196.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,544,003.20 : 96,816,004.80 = 40,656,131.20 : x
  2. Step 2: Convert to fraction form
    64,544,003.20/96,816,004.80 = 40,656,131.20/x
  3. Step 3: Cross multiply
    64,544,003.20x = 96,816,004.80 × 40,656,131.20
  4. Step 4: Simplify right side
    64,544,003.20x = 3,936,164,193,408,630
  5. Step 5: Solve for x
    x = 3,936,164,193,408,630/64,544,003.20
  6. Step 6: Final answer
    x = 60,984,196.80

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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.