Home / 204,507,936,312.70-306,568,412,705.85-120,726,002,847.10

Finding the Fourth Proportional to 204,507,936,312.70, 306,568,412,705.85 and 120,726,002,847.10

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Solution

The fourth proportional to 204,507,936,312.70, 306,568,412,705.85 and 120,726,002,847.10 is: 180,974,781,382.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,507,936,312.70 : 306,568,412,705.85 = 120,726,002,847.10 : x
  2. Step 2: Convert to fraction form
    204,507,936,312.70/306,568,412,705.85 = 120,726,002,847.10/x
  3. Step 3: Cross multiply
    204,507,936,312.70x = 306,568,412,705.85 × 120,726,002,847.10
  4. Step 4: Simplify right side
    204,507,936,312.70x = 37,010,779,065,157,374,967,808
  5. Step 5: Solve for x
    x = 37,010,779,065,157,374,967,808/204,507,936,312.70
  6. Step 6: Final answer
    x = 180,974,781,382.40

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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.