Home / 223,099,703.66-307,553,108.00-155,910,057.57

Finding the Fourth Proportional to 223,099,703.66, 307,553,108.00 and 155,910,057.57

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Solution

The fourth proportional to 223,099,703.66, 307,553,108.00 and 155,910,057.57 is: 214,929,119.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,099,703.66 : 307,553,108.00 = 155,910,057.57 : x
  2. Step 2: Convert to fraction form
    223,099,703.66/307,553,108.00 = 155,910,057.57/x
  3. Step 3: Cross multiply
    223,099,703.66x = 307,553,108.00 × 155,910,057.57
  4. Step 4: Simplify right side
    223,099,703.66x = 47,950,622,773,332,872
  5. Step 5: Solve for x
    x = 47,950,622,773,332,872/223,099,703.66
  6. Step 6: Final answer
    x = 214,929,119.07

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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.