Home / 143,929,477.86-215,894,049.30-46,885,029.66

Finding the Fourth Proportional to 143,929,477.86, 215,894,049.30 and 46,885,029.66

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Solution

The fourth proportional to 143,929,477.86, 215,894,049.30 and 46,885,029.66 is: 70,327,489.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,929,477.86 : 215,894,049.30 = 46,885,029.66 : x
  2. Step 2: Convert to fraction form
    143,929,477.86/215,894,049.30 = 46,885,029.66/x
  3. Step 3: Cross multiply
    143,929,477.86x = 215,894,049.30 × 46,885,029.66
  4. Step 4: Simplify right side
    143,929,477.86x = 10,122,198,904,848,002
  5. Step 5: Solve for x
    x = 10,122,198,904,848,002/143,929,477.86
  6. Step 6: Final answer
    x = 70,327,489.93

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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.