Home / 109,156,748.55-163,735,122.83-51,761,120.55

Finding the Fourth Proportional to 109,156,748.55, 163,735,122.83 and 51,761,120.55

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Solution

The fourth proportional to 109,156,748.55, 163,735,122.83 and 51,761,120.55 is: 77,641,680.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,156,748.55 : 163,735,122.83 = 51,761,120.55 : x
  2. Step 2: Convert to fraction form
    109,156,748.55/163,735,122.83 = 51,761,120.55/x
  3. Step 3: Cross multiply
    109,156,748.55x = 163,735,122.83 × 51,761,120.55
  4. Step 4: Simplify right side
    109,156,748.55x = 8,475,113,430,813,880
  5. Step 5: Solve for x
    x = 8,475,113,430,813,880/109,156,748.55
  6. Step 6: Final answer
    x = 77,641,680.83

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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.