Home / 149,032,361.20-205,664,668.33-82,951,441.32

Finding the Fourth Proportional to 149,032,361.20, 205,664,668.33 and 82,951,441.32

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Solution

The fourth proportional to 149,032,361.20, 205,664,668.33 and 82,951,441.32 is: 114,472,994.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,032,361.20 : 205,664,668.33 = 82,951,441.32 : x
  2. Step 2: Convert to fraction form
    149,032,361.20/205,664,668.33 = 82,951,441.32/x
  3. Step 3: Cross multiply
    149,032,361.20x = 205,664,668.33 × 82,951,441.32
  4. Step 4: Simplify right side
    149,032,361.20x = 17,060,180,666,573,258
  5. Step 5: Solve for x
    x = 17,060,180,666,573,258/149,032,361.20
  6. Step 6: Final answer
    x = 114,472,994.52

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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.