Home / 362,836,421.20-500,699,837.04-214,205,418.96

Finding the Fourth Proportional to 362,836,421.20, 500,699,837.04 and 214,205,418.96

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Solution

The fourth proportional to 362,836,421.20, 500,699,837.04 and 214,205,418.96 is: 295,594,962.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,836,421.20 : 500,699,837.04 = 214,205,418.96 : x
  2. Step 2: Convert to fraction form
    362,836,421.20/500,699,837.04 = 214,205,418.96/x
  3. Step 3: Cross multiply
    362,836,421.20x = 500,699,837.04 × 214,205,418.96
  4. Step 4: Simplify right side
    362,836,421.20x = 107,252,618,366,356,928
  5. Step 5: Solve for x
    x = 107,252,618,366,356,928/362,836,421.20
  6. Step 6: Final answer
    x = 295,594,962.63

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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.