Home / 694,546,254.45-957,149,229.29-681,780,211.16

Finding the Fourth Proportional to 694,546,254.45, 957,149,229.29 and 681,780,211.16

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Solution

The fourth proportional to 694,546,254.45, 957,149,229.29 and 681,780,211.16 is: 939,556,436.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,546,254.45 : 957,149,229.29 = 681,780,211.16 : x
  2. Step 2: Convert to fraction form
    694,546,254.45/957,149,229.29 = 681,780,211.16/x
  3. Step 3: Cross multiply
    694,546,254.45x = 957,149,229.29 × 681,780,211.16
  4. Step 4: Simplify right side
    694,546,254.45x = 652,565,403,648,772,736
  5. Step 5: Solve for x
    x = 652,565,403,648,772,736/694,546,254.45
  6. Step 6: Final answer
    x = 939,556,436.26

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Double scale
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1.5x scale

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.