Home / 9,077,519,712.40-13,616,279,568.60-7,240,859,616.40

Finding the Fourth Proportional to 9,077,519,712.40, 13,616,279,568.60 and 7,240,859,616.40

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Solution

The fourth proportional to 9,077,519,712.40, 13,616,279,568.60 and 7,240,859,616.40 is: 10,861,289,424.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,077,519,712.40 : 13,616,279,568.60 = 7,240,859,616.40 : x
  2. Step 2: Convert to fraction form
    9,077,519,712.40/13,616,279,568.60 = 7,240,859,616.40/x
  3. Step 3: Cross multiply
    9,077,519,712.40x = 13,616,279,568.60 × 7,240,859,616.40
  4. Step 4: Simplify right side
    9,077,519,712.40x = 98,593,568,853,888,155,648
  5. Step 5: Solve for x
    x = 98,593,568,853,888,155,648/9,077,519,712.40
  6. Step 6: Final answer
    x = 10,861,289,424.60

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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.