Finding the Fourth Proportional to 11,227,145,889,488, 15,493,552,297,391 and 6,221,475,645,512.60
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Solution
The fourth proportional to 11,227,145,889,488, 15,493,552,297,391 and 6,221,475,645,512.60 is: 8,585,686,801,393.28
Step by Step Solution
- Step 1: Write the proportion equation
11,227,145,889,488 : 15,493,552,297,391 = 6,221,475,645,512.60 : x - Step 2: Convert to fraction form
11,227,145,889,488/15,493,552,297,391 = 6,221,475,645,512.60/x - Step 3: Cross multiply
11,227,145,889,488x = 15,493,552,297,391 × 6,221,475,645,512.60 - Step 4: Simplify right side
11,227,145,889,488x = 96,392,758,280,693,898,671,030,272 - Step 5: Solve for x
x = 96,392,758,280,693,898,671,030,272/11,227,145,889,488 - Step 6: Final answer
x = 8,585,686,801,393.28
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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.