Home / 271,373,470.02-407,105,608.16-213,078,796.43

Finding the Fourth Proportional to 271,373,470.02, 407,105,608.16 and 213,078,796.43

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Solution

The fourth proportional to 271,373,470.02, 407,105,608.16 and 213,078,796.43 is: 319,653,844.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,373,470.02 : 407,105,608.16 = 213,078,796.43 : x
  2. Step 2: Convert to fraction form
    271,373,470.02/407,105,608.16 = 213,078,796.43/x
  3. Step 3: Cross multiply
    271,373,470.02x = 407,105,608.16 × 213,078,796.43
  4. Step 4: Simplify right side
    271,373,470.02x = 86,745,573,005,133,168
  5. Step 5: Solve for x
    x = 86,745,573,005,133,168/271,373,470.02
  6. Step 6: Final answer
    x = 319,653,844.57

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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.