Home / 166,969,674.53-230,322,419.21-104,136,687.15

Finding the Fourth Proportional to 166,969,674.53, 230,322,419.21 and 104,136,687.15

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Solution

The fourth proportional to 166,969,674.53, 230,322,419.21 and 104,136,687.15 is: 143,648,921.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,969,674.53 : 230,322,419.21 = 104,136,687.15 : x
  2. Step 2: Convert to fraction form
    166,969,674.53/230,322,419.21 = 104,136,687.15/x
  3. Step 3: Cross multiply
    166,969,674.53x = 230,322,419.21 × 104,136,687.15
  4. Step 4: Simplify right side
    166,969,674.53x = 23,985,013,712,685,004
  5. Step 5: Solve for x
    x = 23,985,013,712,685,004/166,969,674.53
  6. Step 6: Final answer
    x = 143,648,921.76

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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.