Home / 1,913,137,322.30-2,869,705,983.45-1,040,156,906.30

Finding the Fourth Proportional to 1,913,137,322.30, 2,869,705,983.45 and 1,040,156,906.30

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Solution

The fourth proportional to 1,913,137,322.30, 2,869,705,983.45 and 1,040,156,906.30 is: 1,560,235,359.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,913,137,322.30 : 2,869,705,983.45 = 1,040,156,906.30 : x
  2. Step 2: Convert to fraction form
    1,913,137,322.30/2,869,705,983.45 = 1,040,156,906.30/x
  3. Step 3: Cross multiply
    1,913,137,322.30x = 2,869,705,983.45 × 1,040,156,906.30
  4. Step 4: Simplify right side
    1,913,137,322.30x = 2,984,944,497,735,950,848
  5. Step 5: Solve for x
    x = 2,984,944,497,735,950,848/1,913,137,322.30
  6. Step 6: Final answer
    x = 1,560,235,359.45

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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.