Home / 131,238,192.12-196,672,464.78-100,413,433.16

Finding the Fourth Proportional to 131,238,192.12, 196,672,464.78 and 100,413,433.16

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Solution

The fourth proportional to 131,238,192.12, 196,672,464.78 and 100,413,433.16 is: 150,478,737.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,238,192.12 : 196,672,464.78 = 100,413,433.16 : x
  2. Step 2: Convert to fraction form
    131,238,192.12/196,672,464.78 = 100,413,433.16/x
  3. Step 3: Cross multiply
    131,238,192.12x = 196,672,464.78 × 100,413,433.16
  4. Step 4: Simplify right side
    131,238,192.12x = 19,748,557,396,598,984
  5. Step 5: Solve for x
    x = 19,748,557,396,598,984/131,238,192.12
  6. Step 6: Final answer
    x = 150,478,737.00

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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.