Home / 168,593,822.20-253,079,690.10-130,424,548.60

Finding the Fourth Proportional to 168,593,822.20, 253,079,690.10 and 130,424,548.60

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Solution

The fourth proportional to 168,593,822.20, 253,079,690.10 and 130,424,548.60 is: 195,783,000.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,593,822.20 : 253,079,690.10 = 130,424,548.60 : x
  2. Step 2: Convert to fraction form
    168,593,822.20/253,079,690.10 = 130,424,548.60/x
  3. Step 3: Cross multiply
    168,593,822.20x = 253,079,690.10 × 130,424,548.60
  4. Step 4: Simplify right side
    168,593,822.20x = 33,007,804,341,120,388
  5. Step 5: Solve for x
    x = 33,007,804,341,120,388/168,593,822.20
  6. Step 6: Final answer
    x = 195,783,000.29

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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.