Home / 455,511,133.64-683,125,469.44-164,340,416.23

Finding the Fourth Proportional to 455,511,133.64, 683,125,469.44 and 164,340,416.23

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Solution

The fourth proportional to 455,511,133.64, 683,125,469.44 and 164,340,416.23 is: 246,459,670.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,511,133.64 : 683,125,469.44 = 164,340,416.23 : x
  2. Step 2: Convert to fraction form
    455,511,133.64/683,125,469.44 = 164,340,416.23/x
  3. Step 3: Cross multiply
    455,511,133.64x = 683,125,469.44 × 164,340,416.23
  4. Step 4: Simplify right side
    455,511,133.64x = 112,265,123,982,965,072
  5. Step 5: Solve for x
    x = 112,265,123,982,965,072/455,511,133.64
  6. Step 6: Final answer
    x = 246,459,670.67

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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.