Home / 12,933,355,830.92-19,399,904,280.99-4,090,196,191.35

Finding the Fourth Proportional to 12,933,355,830.92, 19,399,904,280.99 and 4,090,196,191.35

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Solution

The fourth proportional to 12,933,355,830.92, 19,399,904,280.99 and 4,090,196,191.35 is: 6,135,253,343.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,933,355,830.92 : 19,399,904,280.99 = 4,090,196,191.35 : x
  2. Step 2: Convert to fraction form
    12,933,355,830.92/19,399,904,280.99 = 4,090,196,191.35/x
  3. Step 3: Cross multiply
    12,933,355,830.92x = 19,399,904,280.99 × 4,090,196,191.35
  4. Step 4: Simplify right side
    12,933,355,830.92x = 79,349,414,602,659,856,384
  5. Step 5: Solve for x
    x = 79,349,414,602,659,856,384/12,933,355,830.92
  6. Step 6: Final answer
    x = 6,135,253,343.37

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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.