Home / 8,790,048,008.40-13,185,072,012.60-2,973,957,704.40

Finding the Fourth Proportional to 8,790,048,008.40, 13,185,072,012.60 and 2,973,957,704.40

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Solution

The fourth proportional to 8,790,048,008.40, 13,185,072,012.60 and 2,973,957,704.40 is: 4,460,936,556.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,790,048,008.40 : 13,185,072,012.60 = 2,973,957,704.40 : x
  2. Step 2: Convert to fraction form
    8,790,048,008.40/13,185,072,012.60 = 2,973,957,704.40/x
  3. Step 3: Cross multiply
    8,790,048,008.40x = 13,185,072,012.60 × 2,973,957,704.40
  4. Step 4: Simplify right side
    8,790,048,008.40x = 39,211,846,494,940,585,984
  5. Step 5: Solve for x
    x = 39,211,846,494,940,585,984/8,790,048,008.40
  6. Step 6: Final answer
    x = 4,460,936,556.60

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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.