Finding the Fourth Proportional to 27,972,650,315,256, 38,599,666,890,402 and 15,472,111,309,258
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Solution
The fourth proportional to 27,972,650,315,256, 38,599,666,890,402 and 15,472,111,309,258 is: 21,350,080,735,927.39
Step by Step Solution
- Step 1: Write the proportion equation
27,972,650,315,256 : 38,599,666,890,402 = 15,472,111,309,258 : x - Step 2: Convert to fraction form
27,972,650,315,256/38,599,666,890,402 = 15,472,111,309,258/x - Step 3: Cross multiply
27,972,650,315,256x = 38,599,666,890,402 × 15,472,111,309,258 - Step 4: Simplify right side
27,972,650,315,256x = 597,218,342,628,580,379,471,118,336 - Step 5: Solve for x
x = 597,218,342,628,580,379,471,118,336/27,972,650,315,256 - Step 6: Final answer
x = 21,350,080,735,927.39
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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.