Home / 3,556,238,357.25-4,907,608,933.01-1,991,676,053.25

Finding the Fourth Proportional to 3,556,238,357.25, 4,907,608,933.01 and 1,991,676,053.25

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Solution

The fourth proportional to 3,556,238,357.25, 4,907,608,933.01 and 1,991,676,053.25 is: 2,748,512,953.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556,238,357.25 : 4,907,608,933.01 = 1,991,676,053.25 : x
  2. Step 2: Convert to fraction form
    3,556,238,357.25/4,907,608,933.01 = 1,991,676,053.25/x
  3. Step 3: Cross multiply
    3,556,238,357.25x = 4,907,608,933.01 × 1,991,676,053.25
  4. Step 4: Simplify right side
    3,556,238,357.25x = 9,774,367,190,581,841,920
  5. Step 5: Solve for x
    x = 9,774,367,190,581,841,920/3,556,238,357.25
  6. Step 6: Final answer
    x = 2,748,512,953.49

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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.