Home / 212,593,869.52-293,379,537.50-114,808,725.52

Finding the Fourth Proportional to 212,593,869.52, 293,379,537.50 and 114,808,725.52

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Solution

The fourth proportional to 212,593,869.52, 293,379,537.50 and 114,808,725.52 is: 158,436,039.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,593,869.52 : 293,379,537.50 = 114,808,725.52 : x
  2. Step 2: Convert to fraction form
    212,593,869.52/293,379,537.50 = 114,808,725.52/x
  3. Step 3: Cross multiply
    212,593,869.52x = 293,379,537.50 × 114,808,725.52
  4. Step 4: Simplify right side
    212,593,869.52x = 33,682,530,794,022,044
  5. Step 5: Solve for x
    x = 33,682,530,794,022,044/212,593,869.52
  6. Step 6: Final answer
    x = 158,436,039.90

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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.