Home / 49,788,845.60-74,795,242.80-47,885,280.80

Finding the Fourth Proportional to 49,788,845.60, 74,795,242.80 and 47,885,280.80

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Solution

The fourth proportional to 49,788,845.60, 74,795,242.80 and 47,885,280.80 is: 71,935,614.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,788,845.60 : 74,795,242.80 = 47,885,280.80 : x
  2. Step 2: Convert to fraction form
    49,788,845.60/74,795,242.80 = 47,885,280.80/x
  3. Step 3: Cross multiply
    49,788,845.60x = 74,795,242.80 × 47,885,280.80
  4. Step 4: Simplify right side
    49,788,845.60x = 3,581,591,203,982,178
  5. Step 5: Solve for x
    x = 3,581,591,203,982,178/49,788,845.60
  6. Step 6: Final answer
    x = 71,935,614.51

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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.