Home / 1,339,403,693.88-1,848,480,633.82-803,575,523.80

Finding the Fourth Proportional to 1,339,403,693.88, 1,848,480,633.82 and 803,575,523.80

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Solution

The fourth proportional to 1,339,403,693.88, 1,848,480,633.82 and 803,575,523.80 is: 1,108,996,339.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,403,693.88 : 1,848,480,633.82 = 803,575,523.80 : x
  2. Step 2: Convert to fraction form
    1,339,403,693.88/1,848,480,633.82 = 803,575,523.80/x
  3. Step 3: Cross multiply
    1,339,403,693.88x = 1,848,480,633.82 × 803,575,523.80
  4. Step 4: Simplify right side
    1,339,403,693.88x = 1,485,393,793,556,062,464
  5. Step 5: Solve for x
    x = 1,485,393,793,556,062,464/1,339,403,693.88
  6. Step 6: Final answer
    x = 1,108,996,339.45

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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.