Home / 212,593,869.45-293,379,537.41-114,808,725.45

Finding the Fourth Proportional to 212,593,869.45, 293,379,537.41 and 114,808,725.45

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Solution

The fourth proportional to 212,593,869.45, 293,379,537.41 and 114,808,725.45 is: 158,436,039.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,593,869.45 : 293,379,537.41 = 114,808,725.45 : x
  2. Step 2: Convert to fraction form
    212,593,869.45/293,379,537.41 = 114,808,725.45/x
  3. Step 3: Cross multiply
    212,593,869.45x = 293,379,537.41 × 114,808,725.45
  4. Step 4: Simplify right side
    212,593,869.45x = 33,682,530,762,578,648
  5. Step 5: Solve for x
    x = 33,682,530,762,578,648/212,593,869.45
  6. Step 6: Final answer
    x = 158,436,039.81

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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.