Home / 6,345,453,110.80-9,512,133,048.60-4,945,661,136.40

Finding the Fourth Proportional to 6,345,453,110.80, 9,512,133,048.60 and 4,945,661,136.40

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Solution

The fourth proportional to 6,345,453,110.80, 9,512,133,048.60 and 4,945,661,136.40 is: 7,413,778,956.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,345,453,110.80 : 9,512,133,048.60 = 4,945,661,136.40 : x
  2. Step 2: Convert to fraction form
    6,345,453,110.80/9,512,133,048.60 = 4,945,661,136.40/x
  3. Step 3: Cross multiply
    6,345,453,110.80x = 9,512,133,048.60 × 4,945,661,136.40
  4. Step 4: Simplify right side
    6,345,453,110.80x = 47,043,786,742,727,073,792
  5. Step 5: Solve for x
    x = 47,043,786,742,727,073,792/6,345,453,110.80
  6. Step 6: Final answer
    x = 7,413,778,956.57

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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.