Home / 9,278,405,856.41-12,804,621,722.87-5,468,089,622.45

Finding the Fourth Proportional to 9,278,405,856.41, 12,804,621,722.87 and 5,468,089,622.45

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Solution

The fourth proportional to 9,278,405,856.41, 12,804,621,722.87 and 5,468,089,622.45 is: 7,546,212,166.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,278,405,856.41 : 12,804,621,722.87 = 5,468,089,622.45 : x
  2. Step 2: Convert to fraction form
    9,278,405,856.41/12,804,621,722.87 = 5,468,089,622.45/x
  3. Step 3: Cross multiply
    9,278,405,856.41x = 12,804,621,722.87 × 5,468,089,622.45
  4. Step 4: Simplify right side
    9,278,405,856.41x = 70,016,819,162,131,914,752
  5. Step 5: Solve for x
    x = 70,016,819,162,131,914,752/9,278,405,856.41
  6. Step 6: Final answer
    x = 7,546,212,166.80

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.