Home / 1,382,067,822.60-1,897,101,365.49-1,221,926,934.60

Finding the Fourth Proportional to 1,382,067,822.60, 1,897,101,365.49 and 1,221,926,934.60

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Solution

The fourth proportional to 1,382,067,822.60, 1,897,101,365.49 and 1,221,926,934.60 is: 1,677,283,283.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,382,067,822.60 : 1,897,101,365.49 = 1,221,926,934.60 : x
  2. Step 2: Convert to fraction form
    1,382,067,822.60/1,897,101,365.49 = 1,221,926,934.60/x
  3. Step 3: Cross multiply
    1,382,067,822.60x = 1,897,101,365.49 × 1,221,926,934.60
  4. Step 4: Simplify right side
    1,382,067,822.60x = 2,318,119,256,158,669,824
  5. Step 5: Solve for x
    x = 2,318,119,256,158,669,824/1,382,067,822.60
  6. Step 6: Final answer
    x = 1,677,283,283.97

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.