Home / 196,863,012.02-295,254,434.18-72,322,836.36

Finding the Fourth Proportional to 196,863,012.02, 295,254,434.18 and 72,322,836.36

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Solution

The fourth proportional to 196,863,012.02, 295,254,434.18 and 72,322,836.36 is: 108,469,528.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,863,012.02 : 295,254,434.18 = 72,322,836.36 : x
  2. Step 2: Convert to fraction form
    196,863,012.02/295,254,434.18 = 72,322,836.36/x
  3. Step 3: Cross multiply
    196,863,012.02x = 295,254,434.18 × 72,322,836.36
  4. Step 4: Simplify right side
    196,863,012.02x = 21,353,638,127,764,532
  5. Step 5: Solve for x
    x = 21,353,638,127,764,532/196,863,012.02
  6. Step 6: Final answer
    x = 108,469,528.68

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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.