Home / 146,771,910.28-202,545,365.97-80,693,532.64

Finding the Fourth Proportional to 146,771,910.28, 202,545,365.97 and 80,693,532.64

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Solution

The fourth proportional to 146,771,910.28, 202,545,365.97 and 80,693,532.64 is: 111,357,146.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,771,910.28 : 202,545,365.97 = 80,693,532.64 : x
  2. Step 2: Convert to fraction form
    146,771,910.28/202,545,365.97 = 80,693,532.64/x
  3. Step 3: Cross multiply
    146,771,910.28x = 202,545,365.97 × 80,693,532.64
  4. Step 4: Simplify right side
    146,771,910.28x = 16,344,101,099,980,940
  5. Step 5: Solve for x
    x = 16,344,101,099,980,940/146,771,910.28
  6. Step 6: Final answer
    x = 111,357,146.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.