Home / 396,840,176.32-547,670,077.73-238,076,245.39

Finding the Fourth Proportional to 396,840,176.32, 547,670,077.73 and 238,076,245.39

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Solution

The fourth proportional to 396,840,176.32, 547,670,077.73 and 238,076,245.39 is: 328,563,597.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,840,176.32 : 547,670,077.73 = 238,076,245.39 : x
  2. Step 2: Convert to fraction form
    396,840,176.32/547,670,077.73 = 238,076,245.39/x
  3. Step 3: Cross multiply
    396,840,176.32x = 547,670,077.73 × 238,076,245.39
  4. Step 4: Simplify right side
    396,840,176.32x = 130,387,235,817,633,856
  5. Step 5: Solve for x
    x = 130,387,235,817,633,856/396,840,176.32
  6. Step 6: Final answer
    x = 328,563,597.13

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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.