Home / 756,291,224.40-1,134,436,836.60-647,452,107.60

Finding the Fourth Proportional to 756,291,224.40, 1,134,436,836.60 and 647,452,107.60

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Solution

The fourth proportional to 756,291,224.40, 1,134,436,836.60 and 647,452,107.60 is: 971,178,161.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,291,224.40 : 1,134,436,836.60 = 647,452,107.60 : x
  2. Step 2: Convert to fraction form
    756,291,224.40/1,134,436,836.60 = 647,452,107.60/x
  3. Step 3: Cross multiply
    756,291,224.40x = 1,134,436,836.60 × 647,452,107.60
  4. Step 4: Simplify right side
    756,291,224.40x = 734,493,520,795,746,816
  5. Step 5: Solve for x
    x = 734,493,520,795,746,816/756,291,224.40
  6. Step 6: Final answer
    x = 971,178,161.40

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Double scale
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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.