Home / 143,951,898.08-198,648,678.48-82,092,146.24

Finding the Fourth Proportional to 143,951,898.08, 198,648,678.48 and 82,092,146.24

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Solution

The fourth proportional to 143,951,898.08, 198,648,678.48 and 82,092,146.24 is: 113,284,344.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,951,898.08 : 198,648,678.48 = 82,092,146.24 : x
  2. Step 2: Convert to fraction form
    143,951,898.08/198,648,678.48 = 82,092,146.24/x
  3. Step 3: Cross multiply
    143,951,898.08x = 198,648,678.48 × 82,092,146.24
  4. Step 4: Simplify right side
    143,951,898.08x = 16,307,496,364,162,898
  5. Step 5: Solve for x
    x = 16,307,496,364,162,898/143,951,898.08
  6. Step 6: Final answer
    x = 113,284,344.16

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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.