Home / 2,512,802,899.12-3,467,556,144-1,440,337,376.56

Finding the Fourth Proportional to 2,512,802,899.12, 3,467,556,144 and 1,440,337,376.56

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Solution

The fourth proportional to 2,512,802,899.12, 3,467,556,144 and 1,440,337,376.56 is: 1,987,601,463.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,512,802,899.12 : 3,467,556,144 = 1,440,337,376.56 : x
  2. Step 2: Convert to fraction form
    2,512,802,899.12/3,467,556,144 = 1,440,337,376.56/x
  3. Step 3: Cross multiply
    2,512,802,899.12x = 3,467,556,144 × 1,440,337,376.56
  4. Step 4: Simplify right side
    2,512,802,899.12x = 4,994,450,719,523,469,312
  5. Step 5: Solve for x
    x = 4,994,450,719,523,469,312/2,512,802,899.12
  6. Step 6: Final answer
    x = 1,987,601,463.40

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1.5x scale

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.