Home / 1,055,204,449,198.50-1,575,700,910,635.30-861,751,279,615.40

Finding the Fourth Proportional to 1,055,204,449,198.50, 1,575,700,910,635.30 and 861,751,279,615.40

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Solution

The fourth proportional to 1,055,204,449,198.50, 1,575,700,910,635.30 and 861,751,279,615.40 is: 1,286,823,872,911.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,204,449,198.50 : 1,575,700,910,635.30 = 861,751,279,615.40 : x
  2. Step 2: Convert to fraction form
    1,055,204,449,198.50/1,575,700,910,635.30 = 861,751,279,615.40/x
  3. Step 3: Cross multiply
    1,055,204,449,198.50x = 1,575,700,910,635.30 × 861,751,279,615.40
  4. Step 4: Simplify right side
    1,055,204,449,198.50x = 1,357,862,276,031,120,815,423,488
  5. Step 5: Solve for x
    x = 1,357,862,276,031,120,815,423,488/1,055,204,449,198.50
  6. Step 6: Final answer
    x = 1,286,823,872,911.56

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.