Home / 1,391,003,093.20-2,086,504,639.80-1,044,078,408.40

Finding the Fourth Proportional to 1,391,003,093.20, 2,086,504,639.80 and 1,044,078,408.40

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Solution

The fourth proportional to 1,391,003,093.20, 2,086,504,639.80 and 1,044,078,408.40 is: 1,566,117,612.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,391,003,093.20 : 2,086,504,639.80 = 1,044,078,408.40 : x
  2. Step 2: Convert to fraction form
    1,391,003,093.20/2,086,504,639.80 = 1,044,078,408.40/x
  3. Step 3: Cross multiply
    1,391,003,093.20x = 2,086,504,639.80 × 1,044,078,408.40
  4. Step 4: Simplify right side
    1,391,003,093.20x = 2,178,474,443,441,599,232
  5. Step 5: Solve for x
    x = 2,178,474,443,441,599,232/1,391,003,093.20
  6. Step 6: Final answer
    x = 1,566,117,612.60

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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.