Home / 190,656,964.26-263,098,862.64-108,148,977.54

Finding the Fourth Proportional to 190,656,964.26, 263,098,862.64 and 108,148,977.54

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Solution

The fourth proportional to 190,656,964.26, 263,098,862.64 and 108,148,977.54 is: 149,241,193.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,656,964.26 : 263,098,862.64 = 108,148,977.54 : x
  2. Step 2: Convert to fraction form
    190,656,964.26/263,098,862.64 = 108,148,977.54/x
  3. Step 3: Cross multiply
    190,656,964.26x = 263,098,862.64 × 108,148,977.54
  4. Step 4: Simplify right side
    190,656,964.26x = 28,453,872,986,452,904
  5. Step 5: Solve for x
    x = 28,453,872,986,452,904/190,656,964.26
  6. Step 6: Final answer
    x = 149,241,193.98

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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.