Finding the Fourth Proportional to 38,923,691,424,504, 53,714,747,357,714 and 21,125,455,759,924
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Solution
The fourth proportional to 38,923,691,424,504, 53,714,747,357,714 and 21,125,455,759,924 is: 29,153,157,818,081.79
Step by Step Solution
- Step 1: Write the proportion equation
38,923,691,424,504 : 53,714,747,357,714 = 21,125,455,759,924 : x - Step 2: Convert to fraction form
38,923,691,424,504/53,714,747,357,714 = 21,125,455,759,924/x - Step 3: Cross multiply
38,923,691,424,504x = 53,714,747,357,714 × 21,125,455,759,924 - Step 4: Simplify right side
38,923,691,424,504x = 1,134,748,518,960,881,721,248,055,296 - Step 5: Solve for x
x = 1,134,748,518,960,881,721,248,055,296/38,923,691,424,504 - Step 6: Final answer
x = 29,153,157,818,081.79
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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.