Home / 419,907,616.60-629,861,424.90-362,464,749.40

Finding the Fourth Proportional to 419,907,616.60, 629,861,424.90 and 362,464,749.40

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Solution

The fourth proportional to 419,907,616.60, 629,861,424.90 and 362,464,749.40 is: 543,697,124.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,907,616.60 : 629,861,424.90 = 362,464,749.40 : x
  2. Step 2: Convert to fraction form
    419,907,616.60/629,861,424.90 = 362,464,749.40/x
  3. Step 3: Cross multiply
    419,907,616.60x = 629,861,424.90 × 362,464,749.40
  4. Step 4: Simplify right side
    419,907,616.60x = 228,302,563,533,105,408
  5. Step 5: Solve for x
    x = 228,302,563,533,105,408/419,907,616.60
  6. Step 6: Final answer
    x = 543,697,124.10

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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.