Home / 143,951,896.08-198,648,675.72-82,092,144.24

Finding the Fourth Proportional to 143,951,896.08, 198,648,675.72 and 82,092,144.24

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Solution

The fourth proportional to 143,951,896.08, 198,648,675.72 and 82,092,144.24 is: 113,284,341.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,951,896.08 : 198,648,675.72 = 82,092,144.24 : x
  2. Step 2: Convert to fraction form
    143,951,896.08/198,648,675.72 = 82,092,144.24/x
  3. Step 3: Cross multiply
    143,951,896.08x = 198,648,675.72 × 82,092,144.24
  4. Step 4: Simplify right side
    143,951,896.08x = 16,307,495,740,291,224
  5. Step 5: Solve for x
    x = 16,307,495,740,291,224/143,951,896.08
  6. Step 6: Final answer
    x = 113,284,341.40

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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.