Home / 149,749,479,213.30-206,533,783,896.21-131,646,288,361.14

Finding the Fourth Proportional to 149,749,479,213.30, 206,533,783,896.21 and 131,646,288,361.14

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Solution

The fourth proportional to 149,749,479,213.30, 206,533,783,896.21 and 131,646,288,361.14 is: 181,565,947,434.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,749,479,213.30 : 206,533,783,896.21 = 131,646,288,361.14 : x
  2. Step 2: Convert to fraction form
    149,749,479,213.30/206,533,783,896.21 = 131,646,288,361.14/x
  3. Step 3: Cross multiply
    149,749,479,213.30x = 206,533,783,896.21 × 131,646,288,361.14
  4. Step 4: Simplify right side
    149,749,479,213.30x = 27,189,406,071,117,834,092,544
  5. Step 5: Solve for x
    x = 27,189,406,071,117,834,092,544/149,749,479,213.30
  6. Step 6: Final answer
    x = 181,565,947,434.05

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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.