Home / 309,726,553.05-464,659,823.16-102,464,474.22

Finding the Fourth Proportional to 309,726,553.05, 464,659,823.16 and 102,464,474.22

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Solution

The fourth proportional to 309,726,553.05, 464,659,823.16 and 102,464,474.22 is: 153,719,866.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,726,553.05 : 464,659,823.16 = 102,464,474.22 : x
  2. Step 2: Convert to fraction form
    309,726,553.05/464,659,823.16 = 102,464,474.22/x
  3. Step 3: Cross multiply
    309,726,553.05x = 464,659,823.16 × 102,464,474.22
  4. Step 4: Simplify right side
    309,726,553.05x = 47,611,124,471,247,584
  5. Step 5: Solve for x
    x = 47,611,124,471,247,584/309,726,553.05
  6. Step 6: Final answer
    x = 153,719,866.77

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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.