Home / 604,272,512.40-906,408,768.60-195,621,939.60

Finding the Fourth Proportional to 604,272,512.40, 906,408,768.60 and 195,621,939.60

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Solution

The fourth proportional to 604,272,512.40, 906,408,768.60 and 195,621,939.60 is: 293,432,909.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,272,512.40 : 906,408,768.60 = 195,621,939.60 : x
  2. Step 2: Convert to fraction form
    604,272,512.40/906,408,768.60 = 195,621,939.60/x
  3. Step 3: Cross multiply
    604,272,512.40x = 906,408,768.60 × 195,621,939.60
  4. Step 4: Simplify right side
    604,272,512.40x = 177,313,441,383,979,584
  5. Step 5: Solve for x
    x = 177,313,441,383,979,584/604,272,512.40
  6. Step 6: Final answer
    x = 293,432,909.40

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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.