Home / 190,160,131.66-262,667,145.12-157,253,304.94

Finding the Fourth Proportional to 190,160,131.66, 262,667,145.12 and 157,253,304.94

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Solution

The fourth proportional to 190,160,131.66, 262,667,145.12 and 157,253,304.94 is: 217,213,126.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,160,131.66 : 262,667,145.12 = 157,253,304.94 : x
  2. Step 2: Convert to fraction form
    190,160,131.66/262,667,145.12 = 157,253,304.94/x
  3. Step 3: Cross multiply
    190,160,131.66x = 262,667,145.12 × 157,253,304.94
  4. Step 4: Simplify right side
    190,160,131.66x = 41,305,276,669,274,592
  5. Step 5: Solve for x
    x = 41,305,276,669,274,592/190,160,131.66
  6. Step 6: Final answer
    x = 217,213,126.16

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1.5x scale

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.