Home / 214,633,231.40-321,949,847.10-200,284,324.40

Finding the Fourth Proportional to 214,633,231.40, 321,949,847.10 and 200,284,324.40

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Solution

The fourth proportional to 214,633,231.40, 321,949,847.10 and 200,284,324.40 is: 300,426,486.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,633,231.40 : 321,949,847.10 = 200,284,324.40 : x
  2. Step 2: Convert to fraction form
    214,633,231.40/321,949,847.10 = 200,284,324.40/x
  3. Step 3: Cross multiply
    214,633,231.40x = 321,949,847.10 × 200,284,324.40
  4. Step 4: Simplify right side
    214,633,231.40x = 64,481,507,617,106,808
  5. Step 5: Solve for x
    x = 64,481,507,617,106,808/214,633,231.40
  6. Step 6: Final answer
    x = 300,426,486.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.