Home / 452,345,137.62-624,262,954.48-340,638,896.64

Finding the Fourth Proportional to 452,345,137.62, 624,262,954.48 and 340,638,896.64

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Solution

The fourth proportional to 452,345,137.62, 624,262,954.48 and 340,638,896.64 is: 470,101,757.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,345,137.62 : 624,262,954.48 = 340,638,896.64 : x
  2. Step 2: Convert to fraction form
    452,345,137.62/624,262,954.48 = 340,638,896.64/x
  3. Step 3: Cross multiply
    452,345,137.62x = 624,262,954.48 × 340,638,896.64
  4. Step 4: Simplify right side
    452,345,137.62x = 212,648,244,027,293,728
  5. Step 5: Solve for x
    x = 212,648,244,027,293,728/452,345,137.62
  6. Step 6: Final answer
    x = 470,101,757.14

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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.