Home / 193,529,104.20-290,293,656.30-145,156,163.40

Finding the Fourth Proportional to 193,529,104.20, 290,293,656.30 and 145,156,163.40

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Solution

The fourth proportional to 193,529,104.20, 290,293,656.30 and 145,156,163.40 is: 217,734,245.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,529,104.20 : 290,293,656.30 = 145,156,163.40 : x
  2. Step 2: Convert to fraction form
    193,529,104.20/290,293,656.30 = 145,156,163.40/x
  3. Step 3: Cross multiply
    193,529,104.20x = 290,293,656.30 × 145,156,163.40
  4. Step 4: Simplify right side
    193,529,104.20x = 42,137,913,407,866,240
  5. Step 5: Solve for x
    x = 42,137,913,407,866,240/193,529,104.20
  6. Step 6: Final answer
    x = 217,734,245.10

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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.