Home / 66,449,938.91-91,700,933.82-36,680,605.07

Finding the Fourth Proportional to 66,449,938.91, 91,700,933.82 and 36,680,605.07

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Solution

The fourth proportional to 66,449,938.91, 91,700,933.82 and 36,680,605.07 is: 50,619,245.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,449,938.91 : 91,700,933.82 = 36,680,605.07 : x
  2. Step 2: Convert to fraction form
    66,449,938.91/91,700,933.82 = 36,680,605.07/x
  3. Step 3: Cross multiply
    66,449,938.91x = 91,700,933.82 × 36,680,605.07
  4. Step 4: Simplify right side
    66,449,938.91x = 3,363,645,738,230,878.50
  5. Step 5: Solve for x
    x = 3,363,645,738,230,878.50/66,449,938.91
  6. Step 6: Final answer
    x = 50,619,245.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.