Home / 362,028,872.64-499,616,295.60-213,356,268.24

Finding the Fourth Proportional to 362,028,872.64, 499,616,295.60 and 213,356,268.24

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Solution

The fourth proportional to 362,028,872.64, 499,616,295.60 and 213,356,268.24 is: 294,441,345.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,028,872.64 : 499,616,295.60 = 213,356,268.24 : x
  2. Step 2: Convert to fraction form
    362,028,872.64/499,616,295.60 = 213,356,268.24/x
  3. Step 3: Cross multiply
    362,028,872.64x = 499,616,295.60 × 213,356,268.24
  4. Step 4: Simplify right side
    362,028,872.64x = 106,596,268,381,108,736
  5. Step 5: Solve for x
    x = 106,596,268,381,108,736/362,028,872.64
  6. Step 6: Final answer
    x = 294,441,345.53

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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.