Home / 217,751,403.60-326,627,105.40-156,529,400.40

Finding the Fourth Proportional to 217,751,403.60, 326,627,105.40 and 156,529,400.40

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Solution

The fourth proportional to 217,751,403.60, 326,627,105.40 and 156,529,400.40 is: 234,794,100.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,751,403.60 : 326,627,105.40 = 156,529,400.40 : x
  2. Step 2: Convert to fraction form
    217,751,403.60/326,627,105.40 = 156,529,400.40/x
  3. Step 3: Cross multiply
    217,751,403.60x = 326,627,105.40 × 156,529,400.40
  4. Step 4: Simplify right side
    217,751,403.60x = 51,126,744,962,649,600
  5. Step 5: Solve for x
    x = 51,126,744,962,649,600/217,751,403.60
  6. Step 6: Final answer
    x = 234,794,100.60

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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.