Home / 3,546,219,133.81-5,320,672,163.53-2,129,105,892.32

Finding the Fourth Proportional to 3,546,219,133.81, 5,320,672,163.53 and 2,129,105,892.32

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Solution

The fourth proportional to 3,546,219,133.81, 5,320,672,163.53 and 2,129,105,892.32 is: 3,194,465,436.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,546,219,133.81 : 5,320,672,163.53 = 2,129,105,892.32 : x
  2. Step 2: Convert to fraction form
    3,546,219,133.81/5,320,672,163.53 = 2,129,105,892.32/x
  3. Step 3: Cross multiply
    3,546,219,133.81x = 5,320,672,163.53 × 2,129,105,892.32
  4. Step 4: Simplify right side
    3,546,219,133.81x = 11,328,274,454,462,486,528
  5. Step 5: Solve for x
    x = 11,328,274,454,462,486,528/3,546,219,133.81
  6. Step 6: Final answer
    x = 3,194,465,436.85

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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.