Home / 2,013,944,131.44-2,778,873,959.25-1,121,848,657.47

Finding the Fourth Proportional to 2,013,944,131.44, 2,778,873,959.25 and 1,121,848,657.47

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Solution

The fourth proportional to 2,013,944,131.44, 2,778,873,959.25 and 1,121,848,657.47 is: 1,547,945,631.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,013,944,131.44 : 2,778,873,959.25 = 1,121,848,657.47 : x
  2. Step 2: Convert to fraction form
    2,013,944,131.44/2,778,873,959.25 = 1,121,848,657.47/x
  3. Step 3: Cross multiply
    2,013,944,131.44x = 2,778,873,959.25 × 1,121,848,657.47
  4. Step 4: Simplify right side
    2,013,944,131.44x = 3,117,476,020,462,956,032
  5. Step 5: Solve for x
    x = 3,117,476,020,462,956,032/2,013,944,131.44
  6. Step 6: Final answer
    x = 1,547,945,631.56

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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.