Home / 66,146,891.49-91,282,232.17-36,777,996.54

Finding the Fourth Proportional to 66,146,891.49, 91,282,232.17 and 36,777,996.54

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Solution

The fourth proportional to 66,146,891.49, 91,282,232.17 and 36,777,996.54 is: 50,753,369.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,146,891.49 : 91,282,232.17 = 36,777,996.54 : x
  2. Step 2: Convert to fraction form
    66,146,891.49/91,282,232.17 = 36,777,996.54/x
  3. Step 3: Cross multiply
    66,146,891.49x = 91,282,232.17 × 36,777,996.54
  4. Step 4: Simplify right side
    66,146,891.49x = 3,357,177,618,455,325.50
  5. Step 5: Solve for x
    x = 3,357,177,618,455,325.50/66,146,891.49
  6. Step 6: Final answer
    x = 50,753,369.40

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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.