Home / 131,425,693.40-197,138,540.10-97,413,469.40

Finding the Fourth Proportional to 131,425,693.40, 197,138,540.10 and 97,413,469.40

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Solution

The fourth proportional to 131,425,693.40, 197,138,540.10 and 97,413,469.40 is: 146,120,204.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,425,693.40 : 197,138,540.10 = 97,413,469.40 : x
  2. Step 2: Convert to fraction form
    131,425,693.40/197,138,540.10 = 97,413,469.40/x
  3. Step 3: Cross multiply
    131,425,693.40x = 197,138,540.10 × 97,413,469.40
  4. Step 4: Simplify right side
    131,425,693.40x = 19,203,949,143,592,024
  5. Step 5: Solve for x
    x = 19,203,949,143,592,024/131,425,693.40
  6. Step 6: Final answer
    x = 146,120,204.10

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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.