Home / 155,472,034.20-233,208,051.30-131,285,563.80

Finding the Fourth Proportional to 155,472,034.20, 233,208,051.30 and 131,285,563.80

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Solution

The fourth proportional to 155,472,034.20, 233,208,051.30 and 131,285,563.80 is: 196,928,345.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,472,034.20 : 233,208,051.30 = 131,285,563.80 : x
  2. Step 2: Convert to fraction form
    155,472,034.20/233,208,051.30 = 131,285,563.80/x
  3. Step 3: Cross multiply
    155,472,034.20x = 233,208,051.30 × 131,285,563.80
  4. Step 4: Simplify right side
    155,472,034.20x = 30,616,850,497,619,824
  5. Step 5: Solve for x
    x = 30,616,850,497,619,824/155,472,034.20
  6. Step 6: Final answer
    x = 196,928,345.70

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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.