Home / 1,819,164,933.60-2,728,747,400.40-1,803,859,432.80

Finding the Fourth Proportional to 1,819,164,933.60, 2,728,747,400.40 and 1,803,859,432.80

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Solution

The fourth proportional to 1,819,164,933.60, 2,728,747,400.40 and 1,803,859,432.80 is: 2,705,789,149.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819,164,933.60 : 2,728,747,400.40 = 1,803,859,432.80 : x
  2. Step 2: Convert to fraction form
    1,819,164,933.60/2,728,747,400.40 = 1,803,859,432.80/x
  3. Step 3: Cross multiply
    1,819,164,933.60x = 2,728,747,400.40 × 1,803,859,432.80
  4. Step 4: Simplify right side
    1,819,164,933.60x = 4,922,276,737,940,018,176
  5. Step 5: Solve for x
    x = 4,922,276,737,940,018,176/1,819,164,933.60
  6. Step 6: Final answer
    x = 2,705,789,149.20

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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.