Home / 3,760,567,845.12-5,184,114,119.28-2,628,021,380.40

Finding the Fourth Proportional to 3,760,567,845.12, 5,184,114,119.28 and 2,628,021,380.40

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Solution

The fourth proportional to 3,760,567,845.12, 5,184,114,119.28 and 2,628,021,380.40 is: 3,622,847,214.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,760,567,845.12 : 5,184,114,119.28 = 2,628,021,380.40 : x
  2. Step 2: Convert to fraction form
    3,760,567,845.12/5,184,114,119.28 = 2,628,021,380.40/x
  3. Step 3: Cross multiply
    3,760,567,845.12x = 5,184,114,119.28 × 2,628,021,380.40
  4. Step 4: Simplify right side
    3,760,567,845.12x = 13,623,962,743,901,356,032
  5. Step 5: Solve for x
    x = 13,623,962,743,901,356,032/3,760,567,845.12
  6. Step 6: Final answer
    x = 3,622,847,214.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.