Home / 271,845,491.60-407,768,237.40-168,533,361.20

Finding the Fourth Proportional to 271,845,491.60, 407,768,237.40 and 168,533,361.20

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Solution

The fourth proportional to 271,845,491.60, 407,768,237.40 and 168,533,361.20 is: 252,800,041.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,845,491.60 : 407,768,237.40 = 168,533,361.20 : x
  2. Step 2: Convert to fraction form
    271,845,491.60/407,768,237.40 = 168,533,361.20/x
  3. Step 3: Cross multiply
    271,845,491.60x = 407,768,237.40 × 168,533,361.20
  4. Step 4: Simplify right side
    271,845,491.60x = 68,722,551,639,621,544
  5. Step 5: Solve for x
    x = 68,722,551,639,621,544/271,845,491.60
  6. Step 6: Final answer
    x = 252,800,041.80

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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.