Home / 744,658,364.30-1,116,987,546.45-664,304,485.10

Finding the Fourth Proportional to 744,658,364.30, 1,116,987,546.45 and 664,304,485.10

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Solution

The fourth proportional to 744,658,364.30, 1,116,987,546.45 and 664,304,485.10 is: 996,456,727.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,658,364.30 : 1,116,987,546.45 = 664,304,485.10 : x
  2. Step 2: Convert to fraction form
    744,658,364.30/1,116,987,546.45 = 664,304,485.10/x
  3. Step 3: Cross multiply
    744,658,364.30x = 1,116,987,546.45 × 664,304,485.10
  4. Step 4: Simplify right side
    744,658,364.30x = 742,019,836,907,579,648
  5. Step 5: Solve for x
    x = 742,019,836,907,579,648/744,658,364.30
  6. Step 6: Final answer
    x = 996,456,727.65

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Double scale
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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.