Home / 319,732,344.32-441,183,671.88-178,586,176.64

Finding the Fourth Proportional to 319,732,344.32, 441,183,671.88 and 178,586,176.64

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Solution

The fourth proportional to 319,732,344.32, 441,183,671.88 and 178,586,176.64 is: 246,422,692.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,732,344.32 : 441,183,671.88 = 178,586,176.64 : x
  2. Step 2: Convert to fraction form
    319,732,344.32/441,183,671.88 = 178,586,176.64/x
  3. Step 3: Cross multiply
    319,732,344.32x = 441,183,671.88 × 178,586,176.64
  4. Step 4: Simplify right side
    319,732,344.32x = 78,789,305,157,045,472
  5. Step 5: Solve for x
    x = 78,789,305,157,045,472/319,732,344.32
  6. Step 6: Final answer
    x = 246,422,692.47

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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.