Home / 42,608,136.80-63,912,205.20-35,522,256.80

Finding the Fourth Proportional to 42,608,136.80, 63,912,205.20 and 35,522,256.80

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Solution

The fourth proportional to 42,608,136.80, 63,912,205.20 and 35,522,256.80 is: 53,283,385.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,608,136.80 : 63,912,205.20 = 35,522,256.80 : x
  2. Step 2: Convert to fraction form
    42,608,136.80/63,912,205.20 = 35,522,256.80/x
  3. Step 3: Cross multiply
    42,608,136.80x = 63,912,205.20 × 35,522,256.80
  4. Step 4: Simplify right side
    42,608,136.80x = 2,270,305,765,768,695.50
  5. Step 5: Solve for x
    x = 2,270,305,765,768,695.50/42,608,136.80
  6. Step 6: Final answer
    x = 53,283,385.20

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Double scale
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Similar ratio
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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.