Home / 12,933,355,828.92-19,399,904,277.99-4,090,196,189.35

Finding the Fourth Proportional to 12,933,355,828.92, 19,399,904,277.99 and 4,090,196,189.35

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Solution

The fourth proportional to 12,933,355,828.92, 19,399,904,277.99 and 4,090,196,189.35 is: 6,135,253,340.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,933,355,828.92 : 19,399,904,277.99 = 4,090,196,189.35 : x
  2. Step 2: Convert to fraction form
    12,933,355,828.92/19,399,904,277.99 = 4,090,196,189.35/x
  3. Step 3: Cross multiply
    12,933,355,828.92x = 19,399,904,277.99 × 4,090,196,189.35
  4. Step 4: Simplify right side
    12,933,355,828.92x = 79,349,414,551,598,317,568
  5. Step 5: Solve for x
    x = 79,349,414,551,598,317,568/12,933,355,828.92
  6. Step 6: Final answer
    x = 6,135,253,340.37

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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.