Home / 65,530,536-90,432,178.56-36,557,160

Finding the Fourth Proportional to 65,530,536, 90,432,178.56 and 36,557,160

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Solution

The fourth proportional to 65,530,536, 90,432,178.56 and 36,557,160 is: 50,448,902.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,530,536 : 90,432,178.56 = 36,557,160 : x
  2. Step 2: Convert to fraction form
    65,530,536/90,432,178.56 = 36,557,160/x
  3. Step 3: Cross multiply
    65,530,536x = 90,432,178.56 × 36,557,160
  4. Step 4: Simplify right side
    65,530,536x = 3,305,943,620,766,489.50
  5. Step 5: Solve for x
    x = 3,305,943,620,766,489.50/65,530,536
  6. Step 6: Final answer
    x = 50,448,902.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.