Home / 148,145,722.20-204,438,881.88-82,066,022.64

Finding the Fourth Proportional to 148,145,722.20, 204,438,881.88 and 82,066,022.64

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Solution

The fourth proportional to 148,145,722.20, 204,438,881.88 and 82,066,022.64 is: 113,249,884.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,145,722.20 : 204,438,881.88 = 82,066,022.64 : x
  2. Step 2: Convert to fraction form
    148,145,722.20/204,438,881.88 = 82,066,022.64/x
  3. Step 3: Cross multiply
    148,145,722.20x = 204,438,881.88 × 82,066,022.64
  4. Step 4: Simplify right side
    148,145,722.20x = 16,777,485,908,860,366
  5. Step 5: Solve for x
    x = 16,777,485,908,860,366/148,145,722.20
  6. Step 6: Final answer
    x = 113,249,884.37

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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.