Home / 646,534,547,999.75-969,801,821,999.60-646,534,547,999.75

Finding the Fourth Proportional to 646,534,547,999.75, 969,801,821,999.60 and 646,534,547,999.75

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Solution

The fourth proportional to 646,534,547,999.75, 969,801,821,999.60 and 646,534,547,999.75 is: 969,801,821,999.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,534,547,999.75 : 969,801,821,999.60 = 646,534,547,999.75 : x
  2. Step 2: Convert to fraction form
    646,534,547,999.75/969,801,821,999.60 = 646,534,547,999.75/x
  3. Step 3: Cross multiply
    646,534,547,999.75x = 969,801,821,999.60 × 646,534,547,999.75
  4. Step 4: Simplify right side
    646,534,547,999.75x = 627,010,382,635,845,413,765,120
  5. Step 5: Solve for x
    x = 627,010,382,635,845,413,765,120/646,534,547,999.75
  6. Step 6: Final answer
    x = 969,801,821,999.60

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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.