Home / 1,560,923,968.88-2,154,211,286.16-856,212,153.31

Finding the Fourth Proportional to 1,560,923,968.88, 2,154,211,286.16 and 856,212,153.31

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Solution

The fourth proportional to 1,560,923,968.88, 2,154,211,286.16 and 856,212,153.31 is: 1,181,647,486.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,923,968.88 : 2,154,211,286.16 = 856,212,153.31 : x
  2. Step 2: Convert to fraction form
    1,560,923,968.88/2,154,211,286.16 = 856,212,153.31/x
  3. Step 3: Cross multiply
    1,560,923,968.88x = 2,154,211,286.16 × 856,212,153.31
  4. Step 4: Simplify right side
    1,560,923,968.88x = 1,844,461,884,013,704,192
  5. Step 5: Solve for x
    x = 1,844,461,884,013,704,192/1,560,923,968.88
  6. Step 6: Final answer
    x = 1,181,647,486.22

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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.