Home / 45,492,049.80-68,238,366.30-18,200,622.60

Finding the Fourth Proportional to 45,492,049.80, 68,238,366.30 and 18,200,622.60

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Solution

The fourth proportional to 45,492,049.80, 68,238,366.30 and 18,200,622.60 is: 27,301,050.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,492,049.80 : 68,238,366.30 = 18,200,622.60 : x
  2. Step 2: Convert to fraction form
    45,492,049.80/68,238,366.30 = 18,200,622.60/x
  3. Step 3: Cross multiply
    45,492,049.80x = 68,238,366.30 × 18,200,622.60
  4. Step 4: Simplify right side
    45,492,049.80x = 1,241,980,751,866,858.50
  5. Step 5: Solve for x
    x = 1,241,980,751,866,858.50/45,492,049.80
  6. Step 6: Final answer
    x = 27,301,050.56

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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.