Home / 66,463,278.60-99,694,917.90-36,230,190.60

Finding the Fourth Proportional to 66,463,278.60, 99,694,917.90 and 36,230,190.60

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Solution

The fourth proportional to 66,463,278.60, 99,694,917.90 and 36,230,190.60 is: 54,345,285.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,463,278.60 : 99,694,917.90 = 36,230,190.60 : x
  2. Step 2: Convert to fraction form
    66,463,278.60/99,694,917.90 = 36,230,190.60/x
  3. Step 3: Cross multiply
    66,463,278.60x = 99,694,917.90 × 36,230,190.60
  4. Step 4: Simplify right side
    66,463,278.60x = 3,611,965,877,368,352
  5. Step 5: Solve for x
    x = 3,611,965,877,368,352/66,463,278.60
  6. Step 6: Final answer
    x = 54,345,285.90

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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.