Home / 318,179,764.84-439,037,484.23-178,923,633.34

Finding the Fourth Proportional to 318,179,764.84, 439,037,484.23 and 178,923,633.34

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Solution

The fourth proportional to 318,179,764.84, 439,037,484.23 and 178,923,633.34 is: 246,886,164.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,179,764.84 : 439,037,484.23 = 178,923,633.34 : x
  2. Step 2: Convert to fraction form
    318,179,764.84/439,037,484.23 = 178,923,633.34/x
  3. Step 3: Cross multiply
    318,179,764.84x = 439,037,484.23 × 178,923,633.34
  4. Step 4: Simplify right side
    318,179,764.84x = 78,554,181,850,884,560
  5. Step 5: Solve for x
    x = 78,554,181,850,884,560/318,179,764.84
  6. Step 6: Final answer
    x = 246,886,164.78

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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.