Home / 373,102,020.72-559,724,764.68-143,053,163.64

Finding the Fourth Proportional to 373,102,020.72, 559,724,764.68 and 143,053,163.64

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Solution

The fourth proportional to 373,102,020.72, 559,724,764.68 and 143,053,163.64 is: 214,607,249.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,102,020.72 : 559,724,764.68 = 143,053,163.64 : x
  2. Step 2: Convert to fraction form
    373,102,020.72/559,724,764.68 = 143,053,163.64/x
  3. Step 3: Cross multiply
    373,102,020.72x = 559,724,764.68 × 143,053,163.64
  4. Step 4: Simplify right side
    373,102,020.72x = 80,070,398,355,128,512
  5. Step 5: Solve for x
    x = 80,070,398,355,128,512/373,102,020.72
  6. Step 6: Final answer
    x = 214,607,249.25

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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.