Home / 257,979,614.96-387,135,904.16-94,203,659.18

Finding the Fourth Proportional to 257,979,614.96, 387,135,904.16 and 94,203,659.18

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Solution

The fourth proportional to 257,979,614.96, 387,135,904.16 and 94,203,659.18 is: 141,366,281.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,979,614.96 : 387,135,904.16 = 94,203,659.18 : x
  2. Step 2: Convert to fraction form
    257,979,614.96/387,135,904.16 = 94,203,659.18/x
  3. Step 3: Cross multiply
    257,979,614.96x = 387,135,904.16 × 94,203,659.18
  4. Step 4: Simplify right side
    257,979,614.96x = 36,469,618,770,129,616
  5. Step 5: Solve for x
    x = 36,469,618,770,129,616/257,979,614.96
  6. Step 6: Final answer
    x = 141,366,281.12

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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.