Home / 3,782,985,826.32-5,220,843,133.10-2,112,557,675.76

Finding the Fourth Proportional to 3,782,985,826.32, 5,220,843,133.10 and 2,112,557,675.76

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Solution

The fourth proportional to 3,782,985,826.32, 5,220,843,133.10 and 2,112,557,675.76 is: 2,915,509,796.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,782,985,826.32 : 5,220,843,133.10 = 2,112,557,675.76 : x
  2. Step 2: Convert to fraction form
    3,782,985,826.32/5,220,843,133.10 = 2,112,557,675.76/x
  3. Step 3: Cross multiply
    3,782,985,826.32x = 5,220,843,133.10 × 2,112,557,675.76
  4. Step 4: Simplify right side
    3,782,985,826.32x = 11,029,332,234,758,729,728
  5. Step 5: Solve for x
    x = 11,029,332,234,758,729,728/3,782,985,826.32
  6. Step 6: Final answer
    x = 2,915,509,796.00

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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.