Home / 299,076,876.80-449,077,209.60-163,027,980.80

Finding the Fourth Proportional to 299,076,876.80, 449,077,209.60 and 163,027,980.80

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Solution

The fourth proportional to 299,076,876.80, 449,077,209.60 and 163,027,980.80 is: 244,793,751.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,076,876.80 : 449,077,209.60 = 163,027,980.80 : x
  2. Step 2: Convert to fraction form
    299,076,876.80/449,077,209.60 = 163,027,980.80/x
  3. Step 3: Cross multiply
    299,076,876.80x = 449,077,209.60 × 163,027,980.80
  4. Step 4: Simplify right side
    299,076,876.80x = 73,212,150,704,386,384
  5. Step 5: Solve for x
    x = 73,212,150,704,386,384/299,076,876.80
  6. Step 6: Final answer
    x = 244,793,751.65

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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.