Home / 212,321,914,228.40-293,004,230,429.49-114,663,545,769.74

Finding the Fourth Proportional to 212,321,914,228.40, 293,004,230,429.49 and 114,663,545,769.74

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Solution

The fourth proportional to 212,321,914,228.40, 293,004,230,429.49 and 114,663,545,769.74 is: 158,235,687,110.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,321,914,228.40 : 293,004,230,429.49 = 114,663,545,769.74 : x
  2. Step 2: Convert to fraction form
    212,321,914,228.40/293,004,230,429.49 = 114,663,545,769.74/x
  3. Step 3: Cross multiply
    212,321,914,228.40x = 293,004,230,429.49 × 114,663,545,769.74
  4. Step 4: Simplify right side
    212,321,914,228.40x = 33,596,903,986,579,273,416,704
  5. Step 5: Solve for x
    x = 33,596,903,986,579,273,416,704/212,321,914,228.40
  6. Step 6: Final answer
    x = 158,235,687,110.65

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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.