Home / 148,608,977.70-222,913,466.55-90,495,904.35

Finding the Fourth Proportional to 148,608,977.70, 222,913,466.55 and 90,495,904.35

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Solution

The fourth proportional to 148,608,977.70, 222,913,466.55 and 90,495,904.35 is: 135,743,856.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,608,977.70 : 222,913,466.55 = 90,495,904.35 : x
  2. Step 2: Convert to fraction form
    148,608,977.70/222,913,466.55 = 90,495,904.35/x
  3. Step 3: Cross multiply
    148,608,977.70x = 222,913,466.55 × 90,495,904.35
  4. Step 4: Simplify right side
    148,608,977.70x = 20,172,755,747,235,724
  5. Step 5: Solve for x
    x = 20,172,755,747,235,724/148,608,977.70
  6. Step 6: Final answer
    x = 135,743,856.53

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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.