Home / 4,198,674,765.30-6,295,575,561.03-1,987,865,918.52

Finding the Fourth Proportional to 4,198,674,765.30, 6,295,575,561.03 and 1,987,865,918.52

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Solution

The fourth proportional to 4,198,674,765.30, 6,295,575,561.03 and 1,987,865,918.52 is: 2,980,645,273.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,198,674,765.30 : 6,295,575,561.03 = 1,987,865,918.52 : x
  2. Step 2: Convert to fraction form
    4,198,674,765.30/6,295,575,561.03 = 1,987,865,918.52/x
  3. Step 3: Cross multiply
    4,198,674,765.30x = 6,295,575,561.03 × 1,987,865,918.52
  4. Step 4: Simplify right side
    4,198,674,765.30x = 12,514,760,095,238,965,248
  5. Step 5: Solve for x
    x = 12,514,760,095,238,965,248/4,198,674,765.30
  6. Step 6: Final answer
    x = 2,980,645,273.76

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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.