Home / 490,540,340.88-735,536,835.16-162,837,889.04

Finding the Fourth Proportional to 490,540,340.88, 735,536,835.16 and 162,837,889.04

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Solution

The fourth proportional to 490,540,340.88, 735,536,835.16 and 162,837,889.04 is: 244,165,985.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,540,340.88 : 735,536,835.16 = 162,837,889.04 : x
  2. Step 2: Convert to fraction form
    490,540,340.88/735,536,835.16 = 162,837,889.04/x
  3. Step 3: Cross multiply
    490,540,340.88x = 735,536,835.16 × 162,837,889.04
  4. Step 4: Simplify right side
    490,540,340.88x = 119,773,265,548,616,832
  5. Step 5: Solve for x
    x = 119,773,265,548,616,832/490,540,340.88
  6. Step 6: Final answer
    x = 244,165,985.07

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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.