Home / 120,199,871.64-180,302,913-32,762,107.56

Finding the Fourth Proportional to 120,199,871.64, 180,302,913 and 32,762,107.56

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Solution

The fourth proportional to 120,199,871.64, 180,302,913 and 32,762,107.56 is: 49,144,007.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,199,871.64 : 180,302,913 = 32,762,107.56 : x
  2. Step 2: Convert to fraction form
    120,199,871.64/180,302,913 = 32,762,107.56/x
  3. Step 3: Cross multiply
    120,199,871.64x = 180,302,913 × 32,762,107.56
  4. Step 4: Simplify right side
    120,199,871.64x = 5,907,103,429,087,322
  5. Step 5: Solve for x
    x = 5,907,103,429,087,322/120,199,871.64
  6. Step 6: Final answer
    x = 49,144,007.80

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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.