Home / 1,941,333,768.70-2,912,000,653.05-1,618,483,361.20

Finding the Fourth Proportional to 1,941,333,768.70, 2,912,000,653.05 and 1,618,483,361.20

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Solution

The fourth proportional to 1,941,333,768.70, 2,912,000,653.05 and 1,618,483,361.20 is: 2,427,725,041.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,333,768.70 : 2,912,000,653.05 = 1,618,483,361.20 : x
  2. Step 2: Convert to fraction form
    1,941,333,768.70/2,912,000,653.05 = 1,618,483,361.20/x
  3. Step 3: Cross multiply
    1,941,333,768.70x = 2,912,000,653.05 × 1,618,483,361.20
  4. Step 4: Simplify right side
    1,941,333,768.70x = 4,713,024,604,764,959,744
  5. Step 5: Solve for x
    x = 4,713,024,604,764,959,744/1,941,333,768.70
  6. Step 6: Final answer
    x = 2,427,725,041.80

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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.