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Finding the Fourth Proportional to 66,373,100,858.60, 99,559,651,287.90 and 66,373,100,858.60

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Solution

The fourth proportional to 66,373,100,858.60, 99,559,651,287.90 and 66,373,100,858.60 is: 99,559,651,287.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,373,100,858.60 : 99,559,651,287.90 = 66,373,100,858.60 : x
  2. Step 2: Convert to fraction form
    66,373,100,858.60/99,559,651,287.90 = 66,373,100,858.60/x
  3. Step 3: Cross multiply
    66,373,100,858.60x = 99,559,651,287.90 × 66,373,100,858.60
  4. Step 4: Simplify right side
    66,373,100,858.60x = 6,608,082,776,378,831,798,272
  5. Step 5: Solve for x
    x = 6,608,082,776,378,831,798,272/66,373,100,858.60
  6. Step 6: Final answer
    x = 99,559,651,287.90

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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.