Home / 133,461,684.05-184,196,460.01-74,728,134.20

Finding the Fourth Proportional to 133,461,684.05, 184,196,460.01 and 74,728,134.20

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Solution

The fourth proportional to 133,461,684.05, 184,196,460.01 and 74,728,134.20 is: 103,135,651.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,461,684.05 : 184,196,460.01 = 74,728,134.20 : x
  2. Step 2: Convert to fraction form
    133,461,684.05/184,196,460.01 = 74,728,134.20/x
  3. Step 3: Cross multiply
    133,461,684.05x = 184,196,460.01 × 74,728,134.20
  4. Step 4: Simplify right side
    133,461,684.05x = 13,764,657,782,792,214
  5. Step 5: Solve for x
    x = 13,764,657,782,792,214/133,461,684.05
  6. Step 6: Final answer
    x = 103,135,651.86

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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.