Home / 140,469,402.40-211,152,001.20-132,407,245.60

Finding the Fourth Proportional to 140,469,402.40, 211,152,001.20 and 132,407,245.60

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Solution

The fourth proportional to 140,469,402.40, 211,152,001.20 and 132,407,245.60 is: 199,033,059.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,469,402.40 : 211,152,001.20 = 132,407,245.60 : x
  2. Step 2: Convert to fraction form
    140,469,402.40/211,152,001.20 = 132,407,245.60/x
  3. Step 3: Cross multiply
    140,469,402.40x = 211,152,001.20 × 132,407,245.60
  4. Step 4: Simplify right side
    140,469,402.40x = 27,958,054,881,819,892
  5. Step 5: Solve for x
    x = 27,958,054,881,819,892/140,469,402.40
  6. Step 6: Final answer
    x = 199,033,059.19

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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.