Home / 27,996,879,445,240-38,634,854,879,676-15,497,121,845,613

Finding the Fourth Proportional to 27,996,879,445,240, 38,634,854,879,676 and 15,497,121,845,613

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Solution

The fourth proportional to 27,996,879,445,240, 38,634,854,879,676 and 15,497,121,845,613 is: 21,385,563,870,751.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,996,879,445,240 : 38,634,854,879,676 = 15,497,121,845,613 : x
  2. Step 2: Convert to fraction form
    27,996,879,445,240/38,634,854,879,676 = 15,497,121,845,613/x
  3. Step 3: Cross multiply
    27,996,879,445,240x = 38,634,854,879,676 × 15,497,121,845,613
  4. Step 4: Simplify right side
    27,996,879,445,240x = 598,729,053,557,914,951,661,649,920
  5. Step 5: Solve for x
    x = 598,729,053,557,914,951,661,649,920/27,996,879,445,240
  6. Step 6: Final answer
    x = 21,385,563,870,751.68

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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.