Home / 196,560,067.20-294,840,100.80-194,009,150.40

Finding the Fourth Proportional to 196,560,067.20, 294,840,100.80 and 194,009,150.40

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Solution

The fourth proportional to 196,560,067.20, 294,840,100.80 and 194,009,150.40 is: 291,013,725.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,560,067.20 : 294,840,100.80 = 194,009,150.40 : x
  2. Step 2: Convert to fraction form
    196,560,067.20/294,840,100.80 = 194,009,150.40/x
  3. Step 3: Cross multiply
    196,560,067.20x = 294,840,100.80 × 194,009,150.40
  4. Step 4: Simplify right side
    196,560,067.20x = 57,201,677,460,058,368
  5. Step 5: Solve for x
    x = 57,201,677,460,058,368/196,560,067.20
  6. Step 6: Final answer
    x = 291,013,725.60

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1.5x scale

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.