Home / 76,974,318.50-106,223,713.29-41,691,245.89

Finding the Fourth Proportional to 76,974,318.50, 106,223,713.29 and 41,691,245.89

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Solution

The fourth proportional to 76,974,318.50, 106,223,713.29 and 41,691,245.89 is: 57,533,460.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,974,318.50 : 106,223,713.29 = 41,691,245.89 : x
  2. Step 2: Convert to fraction form
    76,974,318.50/106,223,713.29 = 41,691,245.89/x
  3. Step 3: Cross multiply
    76,974,318.50x = 106,223,713.29 × 41,691,245.89
  4. Step 4: Simplify right side
    76,974,318.50x = 4,428,598,949,591,132.50
  5. Step 5: Solve for x
    x = 4,428,598,949,591,132.50/76,974,318.50
  6. Step 6: Final answer
    x = 57,533,460.98

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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.