Home / 2,144,694,463.60-3,217,041,695.40-1,328,401,087.60

Finding the Fourth Proportional to 2,144,694,463.60, 3,217,041,695.40 and 1,328,401,087.60

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Solution

The fourth proportional to 2,144,694,463.60, 3,217,041,695.40 and 1,328,401,087.60 is: 1,992,601,631.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,144,694,463.60 : 3,217,041,695.40 = 1,328,401,087.60 : x
  2. Step 2: Convert to fraction form
    2,144,694,463.60/3,217,041,695.40 = 1,328,401,087.60/x
  3. Step 3: Cross multiply
    2,144,694,463.60x = 3,217,041,695.40 × 1,328,401,087.60
  4. Step 4: Simplify right side
    2,144,694,463.60x = 4,273,521,687,023,907,840
  5. Step 5: Solve for x
    x = 4,273,521,687,023,907,840/2,144,694,463.60
  6. Step 6: Final answer
    x = 1,992,601,631.40

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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.