Home / 132,693,415.48-198,958,008.66-51,819,283

Finding the Fourth Proportional to 132,693,415.48, 198,958,008.66 and 51,819,283

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Solution

The fourth proportional to 132,693,415.48, 198,958,008.66 and 51,819,283 is: 77,696,857.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,693,415.48 : 198,958,008.66 = 51,819,283 : x
  2. Step 2: Convert to fraction form
    132,693,415.48/198,958,008.66 = 51,819,283/x
  3. Step 3: Cross multiply
    132,693,415.48x = 198,958,008.66 × 51,819,283
  4. Step 4: Simplify right side
    132,693,415.48x = 10,309,861,355,868,990
  5. Step 5: Solve for x
    x = 10,309,861,355,868,990/132,693,415.48
  6. Step 6: Final answer
    x = 77,696,857.21

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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.