Home / 2,586,420,074.20-3,879,630,111.30-746,232,784.60

Finding the Fourth Proportional to 2,586,420,074.20, 3,879,630,111.30 and 746,232,784.60

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Solution

The fourth proportional to 2,586,420,074.20, 3,879,630,111.30 and 746,232,784.60 is: 1,119,349,176.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,586,420,074.20 : 3,879,630,111.30 = 746,232,784.60 : x
  2. Step 2: Convert to fraction form
    2,586,420,074.20/3,879,630,111.30 = 746,232,784.60/x
  3. Step 3: Cross multiply
    2,586,420,074.20x = 3,879,630,111.30 × 746,232,784.60
  4. Step 4: Simplify right side
    2,586,420,074.20x = 2,895,107,181,173,407,232
  5. Step 5: Solve for x
    x = 2,895,107,181,173,407,232/2,586,420,074.20
  6. Step 6: Final answer
    x = 1,119,349,176.90

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Double scale
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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.