Home / 12,853,228,388.52-19,271,040,886.26-6,545,447,542.92

Finding the Fourth Proportional to 12,853,228,388.52, 19,271,040,886.26 and 6,545,447,542.92

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Solution

The fourth proportional to 12,853,228,388.52, 19,271,040,886.26 and 6,545,447,542.92 is: 9,813,689,090.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,853,228,388.52 : 19,271,040,886.26 = 6,545,447,542.92 : x
  2. Step 2: Convert to fraction form
    12,853,228,388.52/19,271,040,886.26 = 6,545,447,542.92/x
  3. Step 3: Cross multiply
    12,853,228,388.52x = 19,271,040,886.26 × 6,545,447,542.92
  4. Step 4: Simplify right side
    12,853,228,388.52x = 126,137,587,218,481,364,992
  5. Step 5: Solve for x
    x = 126,137,587,218,481,364,992/12,853,228,388.52
  6. Step 6: Final answer
    x = 9,813,689,090.84

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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.