Home / 132,669,125.83-198,956,099.62-50,811,018.31

Finding the Fourth Proportional to 132,669,125.83, 198,956,099.62 and 50,811,018.31

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Solution

The fourth proportional to 132,669,125.83, 198,956,099.62 and 50,811,018.31 is: 76,198,301.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,669,125.83 : 198,956,099.62 = 50,811,018.31 : x
  2. Step 2: Convert to fraction form
    132,669,125.83/198,956,099.62 = 50,811,018.31/x
  3. Step 3: Cross multiply
    132,669,125.83x = 198,956,099.62 × 50,811,018.31
  4. Step 4: Simplify right side
    132,669,125.83x = 10,109,162,020,678,004
  5. Step 5: Solve for x
    x = 10,109,162,020,678,004/132,669,125.83
  6. Step 6: Final answer
    x = 76,198,301.28

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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.