Home / 744,190,620.66-1,116,297,769.32-414,294,467.58

Finding the Fourth Proportional to 744,190,620.66, 1,116,297,769.32 and 414,294,467.58

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Solution

The fourth proportional to 744,190,620.66, 1,116,297,769.32 and 414,294,467.58 is: 621,448,291.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,190,620.66 : 1,116,297,769.32 = 414,294,467.58 : x
  2. Step 2: Convert to fraction form
    744,190,620.66/1,116,297,769.32 = 414,294,467.58/x
  3. Step 3: Cross multiply
    744,190,620.66x = 1,116,297,769.32 × 414,294,467.58
  4. Step 4: Simplify right side
    744,190,620.66x = 462,475,990,001,171,008
  5. Step 5: Solve for x
    x = 462,475,990,001,171,008/744,190,620.66
  6. Step 6: Final answer
    x = 621,448,291.82

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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.