Home / 66,463,229.60-99,694,844.40-36,230,141.60

Finding the Fourth Proportional to 66,463,229.60, 99,694,844.40 and 36,230,141.60

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Solution

The fourth proportional to 66,463,229.60, 99,694,844.40 and 36,230,141.60 is: 54,345,212.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,463,229.60 : 99,694,844.40 = 36,230,141.60 : x
  2. Step 2: Convert to fraction form
    66,463,229.60/99,694,844.40 = 36,230,141.60/x
  3. Step 3: Cross multiply
    66,463,229.60x = 99,694,844.40 × 36,230,141.60
  4. Step 4: Simplify right side
    66,463,229.60x = 3,611,958,329,401,967.50
  5. Step 5: Solve for x
    x = 3,611,958,329,401,967.50/66,463,229.60
  6. Step 6: Final answer
    x = 54,345,212.40

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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.