Home / 159,499,655.37-220,150,474.97-103,883,662.17

Finding the Fourth Proportional to 159,499,655.37, 220,150,474.97 and 103,883,662.17

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Solution

The fourth proportional to 159,499,655.37, 220,150,474.97 and 103,883,662.17 is: 143,386,125.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,499,655.37 : 220,150,474.97 = 103,883,662.17 : x
  2. Step 2: Convert to fraction form
    159,499,655.37/220,150,474.97 = 103,883,662.17/x
  3. Step 3: Cross multiply
    159,499,655.37x = 220,150,474.97 × 103,883,662.17
  4. Step 4: Simplify right side
    159,499,655.37x = 22,870,037,567,829,104
  5. Step 5: Solve for x
    x = 22,870,037,567,829,104/159,499,655.37
  6. Step 6: Final answer
    x = 143,386,125.29

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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.