Home / 2,643,323,604.49-3,965,437,124.30-1,089,765,672.13

Finding the Fourth Proportional to 2,643,323,604.49, 3,965,437,124.30 and 1,089,765,672.13

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Solution

The fourth proportional to 2,643,323,604.49, 3,965,437,124.30 and 1,089,765,672.13 is: 1,634,834,738.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,643,323,604.49 : 3,965,437,124.30 = 1,089,765,672.13 : x
  2. Step 2: Convert to fraction form
    2,643,323,604.49/3,965,437,124.30 = 1,089,765,672.13/x
  3. Step 3: Cross multiply
    2,643,323,604.49x = 3,965,437,124.30 × 1,089,765,672.13
  4. Step 4: Simplify right side
    2,643,323,604.49x = 4,321,397,253,036,681,728
  5. Step 5: Solve for x
    x = 4,321,397,253,036,681,728/2,643,323,604.49
  6. Step 6: Final answer
    x = 1,634,834,738.24

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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.