Home / 66,519,143.10-99,722,727.45-34,606,439.10

Finding the Fourth Proportional to 66,519,143.10, 99,722,727.45 and 34,606,439.10

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Solution

The fourth proportional to 66,519,143.10, 99,722,727.45 and 34,606,439.10 is: 51,880,531.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,519,143.10 : 99,722,727.45 = 34,606,439.10 : x
  2. Step 2: Convert to fraction form
    66,519,143.10/99,722,727.45 = 34,606,439.10/x
  3. Step 3: Cross multiply
    66,519,143.10x = 99,722,727.45 × 34,606,439.10
  4. Step 4: Simplify right side
    66,519,143.10x = 3,451,048,494,384,323.50
  5. Step 5: Solve for x
    x = 3,451,048,494,384,323.50/66,519,143.10
  6. Step 6: Final answer
    x = 51,880,531.43

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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.