Home / 449,076,040.40-673,614,060.60-219,192,597.20

Finding the Fourth Proportional to 449,076,040.40, 673,614,060.60 and 219,192,597.20

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Solution

The fourth proportional to 449,076,040.40, 673,614,060.60 and 219,192,597.20 is: 328,788,895.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,076,040.40 : 673,614,060.60 = 219,192,597.20 : x
  2. Step 2: Convert to fraction form
    449,076,040.40/673,614,060.60 = 219,192,597.20/x
  3. Step 3: Cross multiply
    449,076,040.40x = 673,614,060.60 × 219,192,597.20
  4. Step 4: Simplify right side
    449,076,040.40x = 147,651,215,453,352,192
  5. Step 5: Solve for x
    x = 147,651,215,453,352,192/449,076,040.40
  6. Step 6: Final answer
    x = 328,788,895.80

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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.