Home / 144,436,491,771.23-216,466,267,425.39-80,691,262,795.22

Finding the Fourth Proportional to 144,436,491,771.23, 216,466,267,425.39 and 80,691,262,795.22

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Solution

The fourth proportional to 144,436,491,771.23, 216,466,267,425.39 and 80,691,262,795.22 is: 120,931,602,927.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,436,491,771.23 : 216,466,267,425.39 = 80,691,262,795.22 : x
  2. Step 2: Convert to fraction form
    144,436,491,771.23/216,466,267,425.39 = 80,691,262,795.22/x
  3. Step 3: Cross multiply
    144,436,491,771.23x = 216,466,267,425.39 × 80,691,262,795.22
  4. Step 4: Simplify right side
    144,436,491,771.23x = 17,466,936,471,122,515,853,312
  5. Step 5: Solve for x
    x = 17,466,936,471,122,515,853,312/144,436,491,771.23
  6. Step 6: Final answer
    x = 120,931,602,927.52

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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.