Home / 133,073,309.30-199,311,365.55-109,185,437.30

Finding the Fourth Proportional to 133,073,309.30, 199,311,365.55 and 109,185,437.30

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Solution

The fourth proportional to 133,073,309.30, 199,311,365.55 and 109,185,437.30 is: 163,533,158.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,073,309.30 : 199,311,365.55 = 109,185,437.30 : x
  2. Step 2: Convert to fraction form
    133,073,309.30/199,311,365.55 = 109,185,437.30/x
  3. Step 3: Cross multiply
    133,073,309.30x = 199,311,365.55 × 109,185,437.30
  4. Step 4: Simplify right side
    133,073,309.30x = 21,761,898,606,436,904
  5. Step 5: Solve for x
    x = 21,761,898,606,436,904/133,073,309.30
  6. Step 6: Final answer
    x = 163,533,158.68

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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.