Home / 66,764,266.70-100,146,400.05-50,395,883.90

Finding the Fourth Proportional to 66,764,266.70, 100,146,400.05 and 50,395,883.90

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Solution

The fourth proportional to 66,764,266.70, 100,146,400.05 and 50,395,883.90 is: 75,593,825.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,764,266.70 : 100,146,400.05 = 50,395,883.90 : x
  2. Step 2: Convert to fraction form
    66,764,266.70/100,146,400.05 = 50,395,883.90/x
  3. Step 3: Cross multiply
    66,764,266.70x = 100,146,400.05 × 50,395,883.90
  4. Step 4: Simplify right side
    66,764,266.70x = 5,046,966,349,922,754
  5. Step 5: Solve for x
    x = 5,046,966,349,922,754/66,764,266.70
  6. Step 6: Final answer
    x = 75,593,825.85

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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.