Home / 196,248,701.02-270,825,021.84-108,145,851.52

Finding the Fourth Proportional to 196,248,701.02, 270,825,021.84 and 108,145,851.52

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Solution

The fourth proportional to 196,248,701.02, 270,825,021.84 and 108,145,851.52 is: 149,242,274.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,248,701.02 : 270,825,021.84 = 108,145,851.52 : x
  2. Step 2: Convert to fraction form
    196,248,701.02/270,825,021.84 = 108,145,851.52/x
  3. Step 3: Cross multiply
    196,248,701.02x = 270,825,021.84 × 108,145,851.52
  4. Step 4: Simplify right side
    196,248,701.02x = 29,288,602,599,809,392
  5. Step 5: Solve for x
    x = 29,288,602,599,809,392/196,248,701.02
  6. Step 6: Final answer
    x = 149,242,274.97

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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.