Home / 2,258,625,873.20-3,387,938,809.80-1,638,753,090.80

Finding the Fourth Proportional to 2,258,625,873.20, 3,387,938,809.80 and 1,638,753,090.80

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Solution

The fourth proportional to 2,258,625,873.20, 3,387,938,809.80 and 1,638,753,090.80 is: 2,458,129,636.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,258,625,873.20 : 3,387,938,809.80 = 1,638,753,090.80 : x
  2. Step 2: Convert to fraction form
    2,258,625,873.20/3,387,938,809.80 = 1,638,753,090.80/x
  3. Step 3: Cross multiply
    2,258,625,873.20x = 3,387,938,809.80 × 1,638,753,090.80
  4. Step 4: Simplify right side
    2,258,625,873.20x = 5,551,995,196,001,022,976
  5. Step 5: Solve for x
    x = 5,551,995,196,001,022,976/2,258,625,873.20
  6. Step 6: Final answer
    x = 2,458,129,636.20

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Double scale
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1.5x scale

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.