Home / 171,633,456.80-257,450,185.20-63,905,789.60

Finding the Fourth Proportional to 171,633,456.80, 257,450,185.20 and 63,905,789.60

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Solution

The fourth proportional to 171,633,456.80, 257,450,185.20 and 63,905,789.60 is: 95,858,684.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,633,456.80 : 257,450,185.20 = 63,905,789.60 : x
  2. Step 2: Convert to fraction form
    171,633,456.80/257,450,185.20 = 63,905,789.60/x
  3. Step 3: Cross multiply
    171,633,456.80x = 257,450,185.20 × 63,905,789.60
  4. Step 4: Simplify right side
    171,633,456.80x = 16,452,557,367,872,234
  5. Step 5: Solve for x
    x = 16,452,557,367,872,234/171,633,456.80
  6. Step 6: Final answer
    x = 95,858,684.40

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1.5x scale

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.