Home / 133,211,836.77-199,831,458.07-50,283,441.21

Finding the Fourth Proportional to 133,211,836.77, 199,831,458.07 and 50,283,441.21

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Solution

The fourth proportional to 133,211,836.77, 199,831,458.07 and 50,283,441.21 is: 75,430,334.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,211,836.77 : 199,831,458.07 = 50,283,441.21 : x
  2. Step 2: Convert to fraction form
    133,211,836.77/199,831,458.07 = 50,283,441.21/x
  3. Step 3: Cross multiply
    133,211,836.77x = 199,831,458.07 × 50,283,441.21
  4. Step 4: Simplify right side
    133,211,836.77x = 10,048,213,373,771,424
  5. Step 5: Solve for x
    x = 10,048,213,373,771,424/133,211,836.77
  6. Step 6: Final answer
    x = 75,430,334.25

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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.