Home / 212,826,579.44-293,700,549.71-115,041,435.44

Finding the Fourth Proportional to 212,826,579.44, 293,700,549.71 and 115,041,435.44

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Solution

The fourth proportional to 212,826,579.44, 293,700,549.71 and 115,041,435.44 is: 158,757,110.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,826,579.44 : 293,700,549.71 = 115,041,435.44 : x
  2. Step 2: Convert to fraction form
    212,826,579.44/293,700,549.71 = 115,041,435.44/x
  3. Step 3: Cross multiply
    212,826,579.44x = 293,700,549.71 × 115,041,435.44
  4. Step 4: Simplify right side
    212,826,579.44x = 33,787,732,826,974,576
  5. Step 5: Solve for x
    x = 33,787,732,826,974,576/212,826,579.44
  6. Step 6: Final answer
    x = 158,757,110.68

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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.