Home / 1,201,469,655.72-1,802,722,388.26-648,662,324.86

Finding the Fourth Proportional to 1,201,469,655.72, 1,802,722,388.26 and 648,662,324.86

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Solution

The fourth proportional to 1,201,469,655.72, 1,802,722,388.26 and 648,662,324.86 is: 973,273,099.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,469,655.72 : 1,802,722,388.26 = 648,662,324.86 : x
  2. Step 2: Convert to fraction form
    1,201,469,655.72/1,802,722,388.26 = 648,662,324.86/x
  3. Step 3: Cross multiply
    1,201,469,655.72x = 1,802,722,388.26 × 648,662,324.86
  4. Step 4: Simplify right side
    1,201,469,655.72x = 1,169,358,095,445,903,104
  5. Step 5: Solve for x
    x = 1,169,358,095,445,903,104/1,201,469,655.72
  6. Step 6: Final answer
    x = 973,273,099.22

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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.