Home / 3,840,242,428.60-5,760,363,642.90-2,872,783,612.60

Finding the Fourth Proportional to 3,840,242,428.60, 5,760,363,642.90 and 2,872,783,612.60

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Solution

The fourth proportional to 3,840,242,428.60, 5,760,363,642.90 and 2,872,783,612.60 is: 4,309,175,418.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,840,242,428.60 : 5,760,363,642.90 = 2,872,783,612.60 : x
  2. Step 2: Convert to fraction form
    3,840,242,428.60/5,760,363,642.90 = 2,872,783,612.60/x
  3. Step 3: Cross multiply
    3,840,242,428.60x = 5,760,363,642.90 × 2,872,783,612.60
  4. Step 4: Simplify right side
    3,840,242,428.60x = 16,548,278,275,939,956,736
  5. Step 5: Solve for x
    x = 16,548,278,275,939,956,736/3,840,242,428.60
  6. Step 6: Final answer
    x = 4,309,175,418.90

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1.5x scale

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.