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Finding the Fourth Proportional to 90,699,268,232.60, 136,048,902,348.90 and 90,699,268,232.60

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Solution

The fourth proportional to 90,699,268,232.60, 136,048,902,348.90 and 90,699,268,232.60 is: 136,048,902,348.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,699,268,232.60 : 136,048,902,348.90 = 90,699,268,232.60 : x
  2. Step 2: Convert to fraction form
    90,699,268,232.60/136,048,902,348.90 = 90,699,268,232.60/x
  3. Step 3: Cross multiply
    90,699,268,232.60x = 136,048,902,348.90 × 90,699,268,232.60
  4. Step 4: Simplify right side
    90,699,268,232.60x = 12,339,535,886,893,686,194,176
  5. Step 5: Solve for x
    x = 12,339,535,886,893,686,194,176/90,699,268,232.60
  6. Step 6: Final answer
    x = 136,048,902,348.90

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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.