Home / 1,772,929,838.40-2,659,394,757.60-1,192,454,548.80

Finding the Fourth Proportional to 1,772,929,838.40, 2,659,394,757.60 and 1,192,454,548.80

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Solution

The fourth proportional to 1,772,929,838.40, 2,659,394,757.60 and 1,192,454,548.80 is: 1,788,681,823.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772,929,838.40 : 2,659,394,757.60 = 1,192,454,548.80 : x
  2. Step 2: Convert to fraction form
    1,772,929,838.40/2,659,394,757.60 = 1,192,454,548.80/x
  3. Step 3: Cross multiply
    1,772,929,838.40x = 2,659,394,757.60 × 1,192,454,548.80
  4. Step 4: Simplify right side
    1,772,929,838.40x = 3,171,207,375,754,993,152
  5. Step 5: Solve for x
    x = 3,171,207,375,754,993,152/1,772,929,838.40
  6. Step 6: Final answer
    x = 1,788,681,823.20

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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.