Home / 1,827,950,328.80-2,740,011,787.04-764,982,198.45

Finding the Fourth Proportional to 1,827,950,328.80, 2,740,011,787.04 and 764,982,198.45

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Solution

The fourth proportional to 1,827,950,328.80, 2,740,011,787.04 and 764,982,198.45 is: 1,146,672,427.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,827,950,328.80 : 2,740,011,787.04 = 764,982,198.45 : x
  2. Step 2: Convert to fraction form
    1,827,950,328.80/2,740,011,787.04 = 764,982,198.45/x
  3. Step 3: Cross multiply
    1,827,950,328.80x = 2,740,011,787.04 × 764,982,198.45
  4. Step 4: Simplify right side
    1,827,950,328.80x = 2,096,060,240,624,947,456
  5. Step 5: Solve for x
    x = 2,096,060,240,624,947,456/1,827,950,328.80
  6. Step 6: Final answer
    x = 1,146,672,427.37

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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.