Home / 100,833,525.23-151,250,287.84-49,815,189.23

Finding the Fourth Proportional to 100,833,525.23, 151,250,287.84 and 49,815,189.23

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Solution

The fourth proportional to 100,833,525.23, 151,250,287.84 and 49,815,189.23 is: 74,722,783.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,833,525.23 : 151,250,287.84 = 49,815,189.23 : x
  2. Step 2: Convert to fraction form
    100,833,525.23/151,250,287.84 = 49,815,189.23/x
  3. Step 3: Cross multiply
    100,833,525.23x = 151,250,287.84 × 49,815,189.23
  4. Step 4: Simplify right side
    100,833,525.23x = 7,534,561,708,960,779
  5. Step 5: Solve for x
    x = 7,534,561,708,960,779/100,833,525.23
  6. Step 6: Final answer
    x = 74,722,783.84

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Similar ratio
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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.