Home / 192,309,299.93-265,400,301.26-108,685,158.32

Finding the Fourth Proportional to 192,309,299.93, 265,400,301.26 and 108,685,158.32

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Solution

The fourth proportional to 192,309,299.93, 265,400,301.26 and 108,685,158.32 is: 149,993,129.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,309,299.93 : 265,400,301.26 = 108,685,158.32 : x
  2. Step 2: Convert to fraction form
    192,309,299.93/265,400,301.26 = 108,685,158.32/x
  3. Step 3: Cross multiply
    192,309,299.93x = 265,400,301.26 × 108,685,158.32
  4. Step 4: Simplify right side
    192,309,299.93x = 28,845,073,760,618,792
  5. Step 5: Solve for x
    x = 28,845,073,760,618,792/192,309,299.93
  6. Step 6: Final answer
    x = 149,993,129.67

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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.