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Finding the Fourth Proportional to 25,366,986,014.60, 38,050,479,021.90 and 25,366,986,014.60

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Solution

The fourth proportional to 25,366,986,014.60, 38,050,479,021.90 and 25,366,986,014.60 is: 38,050,479,021.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,366,986,014.60 : 38,050,479,021.90 = 25,366,986,014.60 : x
  2. Step 2: Convert to fraction form
    25,366,986,014.60/38,050,479,021.90 = 25,366,986,014.60/x
  3. Step 3: Cross multiply
    25,366,986,014.60x = 38,050,479,021.90 × 25,366,986,014.60
  4. Step 4: Simplify right side
    25,366,986,014.60x = 965,225,969,197,367,951,360
  5. Step 5: Solve for x
    x = 965,225,969,197,367,951,360/25,366,986,014.60
  6. Step 6: Final answer
    x = 38,050,479,021.90

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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.