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Finding the Fourth Proportional to 66,756,099,346.70, 100,134,149,020.06 and 66,756,099,346.70

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Solution

The fourth proportional to 66,756,099,346.70, 100,134,149,020.06 and 66,756,099,346.70 is: 100,134,149,020.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,756,099,346.70 : 100,134,149,020.06 = 66,756,099,346.70 : x
  2. Step 2: Convert to fraction form
    66,756,099,346.70/100,134,149,020.06 = 66,756,099,346.70/x
  3. Step 3: Cross multiply
    66,756,099,346.70x = 100,134,149,020.06 × 66,756,099,346.70
  4. Step 4: Simplify right side
    66,756,099,346.70x = 6,684,565,199,980,387,631,104
  5. Step 5: Solve for x
    x = 6,684,565,199,980,387,631,104/66,756,099,346.70
  6. Step 6: Final answer
    x = 100,134,149,020.06

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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.