Home / 2,039,882,321.80-3,060,579,309.90-813,930,603.40

Finding the Fourth Proportional to 2,039,882,321.80, 3,060,579,309.90 and 813,930,603.40

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Solution

The fourth proportional to 2,039,882,321.80, 3,060,579,309.90 and 813,930,603.40 is: 1,221,197,486.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,039,882,321.80 : 3,060,579,309.90 = 813,930,603.40 : x
  2. Step 2: Convert to fraction form
    2,039,882,321.80/3,060,579,309.90 = 813,930,603.40/x
  3. Step 3: Cross multiply
    2,039,882,321.80x = 3,060,579,309.90 × 813,930,603.40
  4. Step 4: Simplify right side
    2,039,882,321.80x = 2,491,099,164,460,462,592
  5. Step 5: Solve for x
    x = 2,491,099,164,460,462,592/2,039,882,321.80
  6. Step 6: Final answer
    x = 1,221,197,486.66

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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.