Home / 190,052,958.05-262,273,082.13-103,132,830.05

Finding the Fourth Proportional to 190,052,958.05, 262,273,082.13 and 103,132,830.05

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Solution

The fourth proportional to 190,052,958.05, 262,273,082.13 and 103,132,830.05 is: 142,323,305.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,052,958.05 : 262,273,082.13 = 103,132,830.05 : x
  2. Step 2: Convert to fraction form
    190,052,958.05/262,273,082.13 = 103,132,830.05/x
  3. Step 3: Cross multiply
    190,052,958.05x = 262,273,082.13 × 103,132,830.05
  4. Step 4: Simplify right side
    190,052,958.05x = 27,048,965,206,002,980
  5. Step 5: Solve for x
    x = 27,048,965,206,002,980/190,052,958.05
  6. Step 6: Final answer
    x = 142,323,305.48

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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.