Home / 325,117,312.44-448,665,174-176,439,716.16

Finding the Fourth Proportional to 325,117,312.44, 448,665,174 and 176,439,716.16

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Solution

The fourth proportional to 325,117,312.44, 448,665,174 and 176,439,716.16 is: 243,488,589.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,117,312.44 : 448,665,174 = 176,439,716.16 : x
  2. Step 2: Convert to fraction form
    325,117,312.44/448,665,174 = 176,439,716.16/x
  3. Step 3: Cross multiply
    325,117,312.44x = 448,665,174 × 176,439,716.16
  4. Step 4: Simplify right side
    325,117,312.44x = 79,162,355,951,437,008
  5. Step 5: Solve for x
    x = 79,162,355,951,437,008/325,117,312.44
  6. Step 6: Final answer
    x = 243,488,589.88

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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.