Home / 985,400,846.49-1,477,912,896.08-295,308,100.44

Finding the Fourth Proportional to 985,400,846.49, 1,477,912,896.08 and 295,308,100.44

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Solution

The fourth proportional to 985,400,846.49, 1,477,912,896.08 and 295,308,100.44 is: 442,905,698.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,400,846.49 : 1,477,912,896.08 = 295,308,100.44 : x
  2. Step 2: Convert to fraction form
    985,400,846.49/1,477,912,896.08 = 295,308,100.44/x
  3. Step 3: Cross multiply
    985,400,846.49x = 1,477,912,896.08 × 295,308,100.44
  4. Step 4: Simplify right side
    985,400,846.49x = 436,439,649,955,687,424
  5. Step 5: Solve for x
    x = 436,439,649,955,687,424/985,400,846.49
  6. Step 6: Final answer
    x = 442,905,698.23

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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.