Home / 3,474,780,163,920-4,795,197,408,918.80-1,912,246,418,982.90

Finding the Fourth Proportional to 3,474,780,163,920, 4,795,197,408,918.80 and 1,912,246,418,982.90

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Solution

The fourth proportional to 3,474,780,163,920, 4,795,197,408,918.80 and 1,912,246,418,982.90 is: 2,638,900,488,938.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,474,780,163,920 : 4,795,197,408,918.80 = 1,912,246,418,982.90 : x
  2. Step 2: Convert to fraction form
    3,474,780,163,920/4,795,197,408,918.80 = 1,912,246,418,982.90/x
  3. Step 3: Cross multiply
    3,474,780,163,920x = 4,795,197,408,918.80 × 1,912,246,418,982.90
  4. Step 4: Simplify right side
    3,474,780,163,920x = 9,169,599,073,521,055,630,884,864
  5. Step 5: Solve for x
    x = 9,169,599,073,521,055,630,884,864/3,474,780,163,920
  6. Step 6: Final answer
    x = 2,638,900,488,938.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.