Home / 8,302,184,213.36-11,457,014,096.78-4,542,994,670.72

Finding the Fourth Proportional to 8,302,184,213.36, 11,457,014,096.78 and 4,542,994,670.72

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Solution

The fourth proportional to 8,302,184,213.36, 11,457,014,096.78 and 4,542,994,670.72 is: 6,269,332,581.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,302,184,213.36 : 11,457,014,096.78 = 4,542,994,670.72 : x
  2. Step 2: Convert to fraction form
    8,302,184,213.36/11,457,014,096.78 = 4,542,994,670.72/x
  3. Step 3: Cross multiply
    8,302,184,213.36x = 11,457,014,096.78 × 4,542,994,670.72
  4. Step 4: Simplify right side
    8,302,184,213.36x = 52,049,153,984,035,463,168
  5. Step 5: Solve for x
    x = 52,049,153,984,035,463,168/8,302,184,213.36
  6. Step 6: Final answer
    x = 6,269,332,581.21

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.