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Finding the Fourth Proportional to 38,509,344,246.80, 57,672,183,365.40 and 38,509,344,246.80

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Solution

The fourth proportional to 38,509,344,246.80, 57,672,183,365.40 and 38,509,344,246.80 is: 57,672,183,365.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,509,344,246.80 : 57,672,183,365.40 = 38,509,344,246.80 : x
  2. Step 2: Convert to fraction form
    38,509,344,246.80/57,672,183,365.40 = 38,509,344,246.80/x
  3. Step 3: Cross multiply
    38,509,344,246.80x = 57,672,183,365.40 × 38,509,344,246.80
  4. Step 4: Simplify right side
    38,509,344,246.80x = 2,220,917,962,682,761,478,144
  5. Step 5: Solve for x
    x = 2,220,917,962,682,761,478,144/38,509,344,246.80
  6. Step 6: Final answer
    x = 57,672,183,365.40

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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.