Home / 746,703,044.10-1,119,097,972.35-664,435,977.30

Finding the Fourth Proportional to 746,703,044.10, 1,119,097,972.35 and 664,435,977.30

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Solution

The fourth proportional to 746,703,044.10, 1,119,097,972.35 and 664,435,977.30 is: 995,802,763.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,703,044.10 : 1,119,097,972.35 = 664,435,977.30 : x
  2. Step 2: Convert to fraction form
    746,703,044.10/1,119,097,972.35 = 664,435,977.30/x
  3. Step 3: Cross multiply
    746,703,044.10x = 1,119,097,972.35 × 664,435,977.30
  4. Step 4: Simplify right side
    746,703,044.10x = 743,568,954,952,820,480
  5. Step 5: Solve for x
    x = 743,568,954,952,820,480/746,703,044.10
  6. Step 6: Final answer
    x = 995,802,763.67

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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.