Home / 175,523,620.80-263,285,431.20-89,430,178.80

Finding the Fourth Proportional to 175,523,620.80, 263,285,431.20 and 89,430,178.80

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Solution

The fourth proportional to 175,523,620.80, 263,285,431.20 and 89,430,178.80 is: 134,145,268.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,523,620.80 : 263,285,431.20 = 89,430,178.80 : x
  2. Step 2: Convert to fraction form
    175,523,620.80/263,285,431.20 = 89,430,178.80/x
  3. Step 3: Cross multiply
    175,523,620.80x = 263,285,431.20 × 89,430,178.80
  4. Step 4: Simplify right side
    175,523,620.80x = 23,545,663,187,651,096
  5. Step 5: Solve for x
    x = 23,545,663,187,651,096/175,523,620.80
  6. Step 6: Final answer
    x = 134,145,268.20

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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.