Home / 463,833,631.70-696,082,390.56-168,728,181.10

Finding the Fourth Proportional to 463,833,631.70, 696,082,390.56 and 168,728,181.10

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Solution

The fourth proportional to 463,833,631.70, 696,082,390.56 and 168,728,181.10 is: 253,213,022.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,833,631.70 : 696,082,390.56 = 168,728,181.10 : x
  2. Step 2: Convert to fraction form
    463,833,631.70/696,082,390.56 = 168,728,181.10/x
  3. Step 3: Cross multiply
    463,833,631.70x = 696,082,390.56 × 168,728,181.10
  4. Step 4: Simplify right side
    463,833,631.70x = 117,448,715,653,188,400
  5. Step 5: Solve for x
    x = 117,448,715,653,188,400/463,833,631.70
  6. Step 6: Final answer
    x = 253,213,022.14

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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.