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Finding the Fourth Proportional to 9,081,851,258.40, 13,622,776,887.60 and 9,081,851,258.40

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Solution

The fourth proportional to 9,081,851,258.40, 13,622,776,887.60 and 9,081,851,258.40 is: 13,622,776,887.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,081,851,258.40 : 13,622,776,887.60 = 9,081,851,258.40 : x
  2. Step 2: Convert to fraction form
    9,081,851,258.40/13,622,776,887.60 = 9,081,851,258.40/x
  3. Step 3: Cross multiply
    9,081,851,258.40x = 13,622,776,887.60 × 9,081,851,258.40
  4. Step 4: Simplify right side
    9,081,851,258.40x = 123,720,033,419,552,489,472
  5. Step 5: Solve for x
    x = 123,720,033,419,552,489,472/9,081,851,258.40
  6. Step 6: Final answer
    x = 13,622,776,887.60

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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.