Home / 169,693,396.80-234,170,296.40-103,724,349.68

Finding the Fourth Proportional to 169,693,396.80, 234,170,296.40 and 103,724,349.68

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Solution

The fourth proportional to 169,693,396.80, 234,170,296.40 and 103,724,349.68 is: 143,135,573.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,693,396.80 : 234,170,296.40 = 103,724,349.68 : x
  2. Step 2: Convert to fraction form
    169,693,396.80/234,170,296.40 = 103,724,349.68/x
  3. Step 3: Cross multiply
    169,693,396.80x = 234,170,296.40 × 103,724,349.68
  4. Step 4: Simplify right side
    169,693,396.80x = 24,289,161,708,462,848
  5. Step 5: Solve for x
    x = 24,289,161,708,462,848/169,693,396.80
  6. Step 6: Final answer
    x = 143,135,573.73

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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.