Home / 190,160,130.66-262,667,143.74-157,253,303.94

Finding the Fourth Proportional to 190,160,130.66, 262,667,143.74 and 157,253,303.94

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Solution

The fourth proportional to 190,160,130.66, 262,667,143.74 and 157,253,303.94 is: 217,213,124.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,160,130.66 : 262,667,143.74 = 157,253,303.94 : x
  2. Step 2: Convert to fraction form
    190,160,130.66/262,667,143.74 = 157,253,303.94/x
  3. Step 3: Cross multiply
    190,160,130.66x = 262,667,143.74 × 157,253,303.94
  4. Step 4: Simplify right side
    190,160,130.66x = 41,305,276,189,597,888
  5. Step 5: Solve for x
    x = 41,305,276,189,597,888/190,160,130.66
  6. Step 6: Final answer
    x = 217,213,124.78

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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.