Home / 874,456,728,014.40-1,311,685,092,021.60-521,527,751,937.60

Finding the Fourth Proportional to 874,456,728,014.40, 1,311,685,092,021.60 and 521,527,751,937.60

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Solution

The fourth proportional to 874,456,728,014.40, 1,311,685,092,021.60 and 521,527,751,937.60 is: 782,291,627,906.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,456,728,014.40 : 1,311,685,092,021.60 = 521,527,751,937.60 : x
  2. Step 2: Convert to fraction form
    874,456,728,014.40/1,311,685,092,021.60 = 521,527,751,937.60/x
  3. Step 3: Cross multiply
    874,456,728,014.40x = 1,311,685,092,021.60 × 521,527,751,937.60
  4. Step 4: Simplify right side
    874,456,728,014.40x = 684,080,177,292,089,048,956,928
  5. Step 5: Solve for x
    x = 684,080,177,292,089,048,956,928/874,456,728,014.40
  6. Step 6: Final answer
    x = 782,291,627,906.40

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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.