Home / 348,325,662.12-480,689,272.44-191,692,768.56

Finding the Fourth Proportional to 348,325,662.12, 480,689,272.44 and 191,692,768.56

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Solution

The fourth proportional to 348,325,662.12, 480,689,272.44 and 191,692,768.56 is: 264,535,942.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,325,662.12 : 480,689,272.44 = 191,692,768.56 : x
  2. Step 2: Convert to fraction form
    348,325,662.12/480,689,272.44 = 191,692,768.56/x
  3. Step 3: Cross multiply
    348,325,662.12x = 480,689,272.44 × 191,692,768.56
  4. Step 4: Simplify right side
    348,325,662.12x = 92,144,657,451,115,712
  5. Step 5: Solve for x
    x = 92,144,657,451,115,712/348,325,662.12
  6. Step 6: Final answer
    x = 264,535,942.86

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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.