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Finding the Fourth Proportional to 25,681,212,010.70, 38,521,818,016.15 and 25,681,212,010.70

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Solution

The fourth proportional to 25,681,212,010.70, 38,521,818,016.15 and 25,681,212,010.70 is: 38,521,818,016.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,681,212,010.70 : 38,521,818,016.15 = 25,681,212,010.70 : x
  2. Step 2: Convert to fraction form
    25,681,212,010.70/38,521,818,016.15 = 25,681,212,010.70/x
  3. Step 3: Cross multiply
    25,681,212,010.70x = 38,521,818,016.15 × 25,681,212,010.70
  4. Step 4: Simplify right side
    25,681,212,010.70x = 989,286,975,510,351,052,800
  5. Step 5: Solve for x
    x = 989,286,975,510,351,052,800/25,681,212,010.70
  6. Step 6: Final answer
    x = 38,521,818,016.15

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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.