Home / 262,094,299.14-393,142,008.21-106,538,319.97

Finding the Fourth Proportional to 262,094,299.14, 393,142,008.21 and 106,538,319.97

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Solution

The fourth proportional to 262,094,299.14, 393,142,008.21 and 106,538,319.97 is: 159,807,707.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,094,299.14 : 393,142,008.21 = 106,538,319.97 : x
  2. Step 2: Convert to fraction form
    262,094,299.14/393,142,008.21 = 106,538,319.97/x
  3. Step 3: Cross multiply
    262,094,299.14x = 393,142,008.21 × 106,538,319.97
  4. Step 4: Simplify right side
    262,094,299.14x = 41,884,689,064,325,344
  5. Step 5: Solve for x
    x = 41,884,689,064,325,344/262,094,299.14
  6. Step 6: Final answer
    x = 159,807,707.39

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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.