Home / 27,871,938,005.80-41,807,907,008.70-19,042,980,514.60

Finding the Fourth Proportional to 27,871,938,005.80, 41,807,907,008.70 and 19,042,980,514.60

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Solution

The fourth proportional to 27,871,938,005.80, 41,807,907,008.70 and 19,042,980,514.60 is: 28,564,470,771.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,871,938,005.80 : 41,807,907,008.70 = 19,042,980,514.60 : x
  2. Step 2: Convert to fraction form
    27,871,938,005.80/41,807,907,008.70 = 19,042,980,514.60/x
  3. Step 3: Cross multiply
    27,871,938,005.80x = 41,807,907,008.70 × 19,042,980,514.60
  4. Step 4: Simplify right side
    27,871,938,005.80x = 796,147,158,522,882,686,976
  5. Step 5: Solve for x
    x = 796,147,158,522,882,686,976/27,871,938,005.80
  6. Step 6: Final answer
    x = 28,564,470,771.90

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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.