Home / 349,517,493,410.54-478,831,003,066.77-336,449,595,682.62

Finding the Fourth Proportional to 349,517,493,410.54, 478,831,003,066.77 and 336,449,595,682.62

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Solution

The fourth proportional to 349,517,493,410.54, 478,831,003,066.77 and 336,449,595,682.62 is: 460,928,280,899.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,517,493,410.54 : 478,831,003,066.77 = 336,449,595,682.62 : x
  2. Step 2: Convert to fraction form
    349,517,493,410.54/478,831,003,066.77 = 336,449,595,682.62/x
  3. Step 3: Cross multiply
    349,517,493,410.54x = 478,831,003,066.77 × 336,449,595,682.62
  4. Step 4: Simplify right side
    349,517,493,410.54x = 161,102,497,382,118,142,771,200
  5. Step 5: Solve for x
    x = 161,102,497,382,118,142,771,200/349,517,493,410.54
  6. Step 6: Final answer
    x = 460,928,280,899.77

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.