Home / 3,638,329,806.20-5,457,494,709.30-3,607,718,804.60

Finding the Fourth Proportional to 3,638,329,806.20, 5,457,494,709.30 and 3,607,718,804.60

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Solution

The fourth proportional to 3,638,329,806.20, 5,457,494,709.30 and 3,607,718,804.60 is: 5,411,578,206.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,638,329,806.20 : 5,457,494,709.30 = 3,607,718,804.60 : x
  2. Step 2: Convert to fraction form
    3,638,329,806.20/5,457,494,709.30 = 3,607,718,804.60/x
  3. Step 3: Cross multiply
    3,638,329,806.20x = 5,457,494,709.30 × 3,607,718,804.60
  4. Step 4: Simplify right side
    3,638,329,806.20x = 19,689,106,288,746,618,880
  5. Step 5: Solve for x
    x = 19,689,106,288,746,618,880/3,638,329,806.20
  6. Step 6: Final answer
    x = 5,411,578,206.90

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1.5x scale

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.