Home / 132,100,071.90-198,150,107.85-97,662,695.10

Finding the Fourth Proportional to 132,100,071.90, 198,150,107.85 and 97,662,695.10

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Solution

The fourth proportional to 132,100,071.90, 198,150,107.85 and 97,662,695.10 is: 146,494,042.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,100,071.90 : 198,150,107.85 = 97,662,695.10 : x
  2. Step 2: Convert to fraction form
    132,100,071.90/198,150,107.85 = 97,662,695.10/x
  3. Step 3: Cross multiply
    132,100,071.90x = 198,150,107.85 × 97,662,695.10
  4. Step 4: Simplify right side
    132,100,071.90x = 19,351,873,566,986,664
  5. Step 5: Solve for x
    x = 19,351,873,566,986,664/132,100,071.90
  6. Step 6: Final answer
    x = 146,494,042.65

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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.