Home / 131,523,932.70-197,285,899.05-126,233,142.30

Finding the Fourth Proportional to 131,523,932.70, 197,285,899.05 and 126,233,142.30

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Solution

The fourth proportional to 131,523,932.70, 197,285,899.05 and 126,233,142.30 is: 189,349,713.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,523,932.70 : 197,285,899.05 = 126,233,142.30 : x
  2. Step 2: Convert to fraction form
    131,523,932.70/197,285,899.05 = 126,233,142.30/x
  3. Step 3: Cross multiply
    131,523,932.70x = 197,285,899.05 × 126,233,142.30
  4. Step 4: Simplify right side
    131,523,932.70x = 24,904,018,968,562,084
  5. Step 5: Solve for x
    x = 24,904,018,968,562,084/131,523,932.70
  6. Step 6: Final answer
    x = 189,349,713.45

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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.