Home / 206,813,523.12-285,399,255-114,002,666.64

Finding the Fourth Proportional to 206,813,523.12, 285,399,255 and 114,002,666.64

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Solution

The fourth proportional to 206,813,523.12, 285,399,255 and 114,002,666.64 is: 157,321,801.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,813,523.12 : 285,399,255 = 114,002,666.64 : x
  2. Step 2: Convert to fraction form
    206,813,523.12/285,399,255 = 114,002,666.64/x
  3. Step 3: Cross multiply
    206,813,523.12x = 285,399,255 × 114,002,666.64
  4. Step 4: Simplify right side
    206,813,523.12x = 32,536,276,127,069,352
  5. Step 5: Solve for x
    x = 32,536,276,127,069,352/206,813,523.12
  6. Step 6: Final answer
    x = 157,321,801.96

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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.