Home / 1,978,019,725.30-2,967,029,587.95-504,156,685.30

Finding the Fourth Proportional to 1,978,019,725.30, 2,967,029,587.95 and 504,156,685.30

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Solution

The fourth proportional to 1,978,019,725.30, 2,967,029,587.95 and 504,156,685.30 is: 756,235,027.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,978,019,725.30 : 2,967,029,587.95 = 504,156,685.30 : x
  2. Step 2: Convert to fraction form
    1,978,019,725.30/2,967,029,587.95 = 504,156,685.30/x
  3. Step 3: Cross multiply
    1,978,019,725.30x = 2,967,029,587.95 × 504,156,685.30
  4. Step 4: Simplify right side
    1,978,019,725.30x = 1,495,847,802,247,896,832
  5. Step 5: Solve for x
    x = 1,495,847,802,247,896,832/1,978,019,725.30
  6. Step 6: Final answer
    x = 756,235,027.95

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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.