Home / 103,914,313.20-155,885,466.60-35,777,890.80

Finding the Fourth Proportional to 103,914,313.20, 155,885,466.60 and 35,777,890.80

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Solution

The fourth proportional to 103,914,313.20, 155,885,466.60 and 35,777,890.80 is: 53,671,655.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,914,313.20 : 155,885,466.60 = 35,777,890.80 : x
  2. Step 2: Convert to fraction form
    103,914,313.20/155,885,466.60 = 35,777,890.80/x
  3. Step 3: Cross multiply
    103,914,313.20x = 155,885,466.60 × 35,777,890.80
  4. Step 4: Simplify right side
    103,914,313.20x = 5,577,253,201,321,847
  5. Step 5: Solve for x
    x = 5,577,253,201,321,847/103,914,313.20
  6. Step 6: Final answer
    x = 53,671,655.32

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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.