Finding the Fourth Proportional to 245,621,010,303.17, 338,974,534,174.37 and 135,752,992,837.17
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Solution
The fourth proportional to 245,621,010,303.17, 338,974,534,174.37 and 135,752,992,837.17 is: 187,348,824,324.75
Step by Step Solution
- Step 1: Write the proportion equation
245,621,010,303.17 : 338,974,534,174.37 = 135,752,992,837.17 : x - Step 2: Convert to fraction form
245,621,010,303.17/338,974,534,174.37 = 135,752,992,837.17/x - Step 3: Cross multiply
245,621,010,303.17x = 338,974,534,174.37 × 135,752,992,837.17 - Step 4: Simplify right side
245,621,010,303.17x = 46,016,807,509,756,284,502,016 - Step 5: Solve for x
x = 46,016,807,509,756,284,502,016/245,621,010,303.17 - Step 6: Final answer
x = 187,348,824,324.75
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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.