Home / 190,080,836.38-262,311,663.36-103,160,708.38

Finding the Fourth Proportional to 190,080,836.38, 262,311,663.36 and 103,160,708.38

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Solution

The fourth proportional to 190,080,836.38, 262,311,663.36 and 103,160,708.38 is: 142,361,836.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,080,836.38 : 262,311,663.36 = 103,160,708.38 : x
  2. Step 2: Convert to fraction form
    190,080,836.38/262,311,663.36 = 103,160,708.38/x
  3. Step 3: Cross multiply
    190,080,836.38x = 262,311,663.36 × 103,160,708.38
  4. Step 4: Simplify right side
    190,080,836.38x = 27,060,257,008,553,692
  5. Step 5: Solve for x
    x = 27,060,257,008,553,692/190,080,836.38
  6. Step 6: Final answer
    x = 142,361,836.81

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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.