Home / 647,184,524.60-970,776,786.90-374,414,886.20

Finding the Fourth Proportional to 647,184,524.60, 970,776,786.90 and 374,414,886.20

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Solution

The fourth proportional to 647,184,524.60, 970,776,786.90 and 374,414,886.20 is: 561,622,329.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,184,524.60 : 970,776,786.90 = 374,414,886.20 : x
  2. Step 2: Convert to fraction form
    647,184,524.60/970,776,786.90 = 374,414,886.20/x
  3. Step 3: Cross multiply
    647,184,524.60x = 970,776,786.90 × 374,414,886.20
  4. Step 4: Simplify right side
    647,184,524.60x = 363,473,280,192,765,120
  5. Step 5: Solve for x
    x = 363,473,280,192,765,120/647,184,524.60
  6. Step 6: Final answer
    x = 561,622,329.30

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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.