Home / 148,293,605.70-222,440,408.55-99,794,693.70

Finding the Fourth Proportional to 148,293,605.70, 222,440,408.55 and 99,794,693.70

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Solution

The fourth proportional to 148,293,605.70, 222,440,408.55 and 99,794,693.70 is: 149,692,040.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,293,605.70 : 222,440,408.55 = 99,794,693.70 : x
  2. Step 2: Convert to fraction form
    148,293,605.70/222,440,408.55 = 99,794,693.70/x
  3. Step 3: Cross multiply
    148,293,605.70x = 222,440,408.55 × 99,794,693.70
  4. Step 4: Simplify right side
    148,293,605.70x = 22,198,372,437,750,112
  5. Step 5: Solve for x
    x = 22,198,372,437,750,112/148,293,605.70
  6. Step 6: Final answer
    x = 149,692,040.55

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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.