Home / 1,819,164,906.10-2,728,747,359.15-1,803,859,405.30

Finding the Fourth Proportional to 1,819,164,906.10, 2,728,747,359.15 and 1,803,859,405.30

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Solution

The fourth proportional to 1,819,164,906.10, 2,728,747,359.15 and 1,803,859,405.30 is: 2,705,789,107.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819,164,906.10 : 2,728,747,359.15 = 1,803,859,405.30 : x
  2. Step 2: Convert to fraction form
    1,819,164,906.10/2,728,747,359.15 = 1,803,859,405.30/x
  3. Step 3: Cross multiply
    1,819,164,906.10x = 2,728,747,359.15 × 1,803,859,405.30
  4. Step 4: Simplify right side
    1,819,164,906.10x = 4,922,276,588,490,264,576
  5. Step 5: Solve for x
    x = 4,922,276,588,490,264,576/1,819,164,906.10
  6. Step 6: Final answer
    x = 2,705,789,107.95

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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.