Home / 171,795,933.37-257,660,641.83-66,751,096.18

Finding the Fourth Proportional to 171,795,933.37, 257,660,641.83 and 66,751,096.18

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Solution

The fourth proportional to 171,795,933.37, 257,660,641.83 and 66,751,096.18 is: 100,113,721.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,795,933.37 : 257,660,641.83 = 66,751,096.18 : x
  2. Step 2: Convert to fraction form
    171,795,933.37/257,660,641.83 = 66,751,096.18/x
  3. Step 3: Cross multiply
    171,795,933.37x = 257,660,641.83 × 66,751,096.18
  4. Step 4: Simplify right side
    171,795,933.37x = 17,199,130,285,032,872
  5. Step 5: Solve for x
    x = 17,199,130,285,032,872/171,795,933.37
  6. Step 6: Final answer
    x = 100,113,721.83

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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.