Home / 212,593,865.56-293,379,532.07-114,808,721.56

Finding the Fourth Proportional to 212,593,865.56, 293,379,532.07 and 114,808,721.56

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Solution

The fourth proportional to 212,593,865.56, 293,379,532.07 and 114,808,721.56 is: 158,436,034.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,593,865.56 : 293,379,532.07 = 114,808,721.56 : x
  2. Step 2: Convert to fraction form
    212,593,865.56/293,379,532.07 = 114,808,721.56/x
  3. Step 3: Cross multiply
    212,593,865.56x = 293,379,532.07 × 114,808,721.56
  4. Step 4: Simplify right side
    212,593,865.56x = 33,682,529,008,827,720
  5. Step 5: Solve for x
    x = 33,682,529,008,827,720/212,593,865.56
  6. Step 6: Final answer
    x = 158,436,034.46

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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.