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Finding the Fourth Proportional to 17,315,208,027.80, 25,972,812,041.70 and 17,315,208,027.80

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Solution

The fourth proportional to 17,315,208,027.80, 25,972,812,041.70 and 17,315,208,027.80 is: 25,972,812,041.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,315,208,027.80 : 25,972,812,041.70 = 17,315,208,027.80 : x
  2. Step 2: Convert to fraction form
    17,315,208,027.80/25,972,812,041.70 = 17,315,208,027.80/x
  3. Step 3: Cross multiply
    17,315,208,027.80x = 25,972,812,041.70 × 17,315,208,027.80
  4. Step 4: Simplify right side
    17,315,208,027.80x = 449,724,643,568,984,326,144
  5. Step 5: Solve for x
    x = 449,724,643,568,984,326,144/17,315,208,027.80
  6. Step 6: Final answer
    x = 25,972,812,041.70

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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.