Home / 180,145,045.80-270,115,171.74-70,910,998.92

Finding the Fourth Proportional to 180,145,045.80, 270,115,171.74 and 70,910,998.92

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Solution

The fourth proportional to 180,145,045.80, 270,115,171.74 and 70,910,998.92 is: 106,326,191.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,145,045.80 : 270,115,171.74 = 70,910,998.92 : x
  2. Step 2: Convert to fraction form
    180,145,045.80/270,115,171.74 = 70,910,998.92/x
  3. Step 3: Cross multiply
    180,145,045.80x = 270,115,171.74 × 70,910,998.92
  4. Step 4: Simplify right side
    180,145,045.80x = 19,154,136,651,530,756
  5. Step 5: Solve for x
    x = 19,154,136,651,530,756/180,145,045.80
  6. Step 6: Final answer
    x = 106,326,191.58

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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.