Home / 106,121,711.24-159,215,053.52-54,342,975.18

Finding the Fourth Proportional to 106,121,711.24, 159,215,053.52 and 54,342,975.18

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Solution

The fourth proportional to 106,121,711.24, 159,215,053.52 and 54,342,975.18 is: 81,531,098.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,121,711.24 : 159,215,053.52 = 54,342,975.18 : x
  2. Step 2: Convert to fraction form
    106,121,711.24/159,215,053.52 = 54,342,975.18/x
  3. Step 3: Cross multiply
    106,121,711.24x = 159,215,053.52 × 54,342,975.18
  4. Step 4: Simplify right side
    106,121,711.24x = 8,652,219,701,855,589
  5. Step 5: Solve for x
    x = 8,652,219,701,855,589/106,121,711.24
  6. Step 6: Final answer
    x = 81,531,098.60

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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.