Home / 3,556,238,166-4,907,608,669.20-1,991,675,862

Finding the Fourth Proportional to 3,556,238,166, 4,907,608,669.20 and 1,991,675,862

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Solution

The fourth proportional to 3,556,238,166, 4,907,608,669.20 and 1,991,675,862 is: 2,748,512,689.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556,238,166 : 4,907,608,669.20 = 1,991,675,862 : x
  2. Step 2: Convert to fraction form
    3,556,238,166/4,907,608,669.20 = 1,991,675,862/x
  3. Step 3: Cross multiply
    3,556,238,166x = 4,907,608,669.20 × 1,991,675,862
  4. Step 4: Simplify right side
    3,556,238,166x = 9,774,365,726,587,582,464
  5. Step 5: Solve for x
    x = 9,774,365,726,587,582,464/3,556,238,166
  6. Step 6: Final answer
    x = 2,748,512,689.63

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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.