Home / 132,693,476.98-198,958,100.90-51,819,344.50

Finding the Fourth Proportional to 132,693,476.98, 198,958,100.90 and 51,819,344.50

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Solution

The fourth proportional to 132,693,476.98, 198,958,100.90 and 51,819,344.50 is: 77,696,949.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,693,476.98 : 198,958,100.90 = 51,819,344.50 : x
  2. Step 2: Convert to fraction form
    132,693,476.98/198,958,100.90 = 51,819,344.50/x
  3. Step 3: Cross multiply
    132,693,476.98x = 198,958,100.90 × 51,819,344.50
  4. Step 4: Simplify right side
    132,693,476.98x = 10,309,878,371,602,860
  5. Step 5: Solve for x
    x = 10,309,878,371,602,860/132,693,476.98
  6. Step 6: Final answer
    x = 77,696,949.44

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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.