Finding the Fourth Proportional to 222,083,880,040.09, 306,475,754,455.35 and 127,036,720,072.09
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Solution
The fourth proportional to 222,083,880,040.09, 306,475,754,455.35 and 127,036,720,072.09 is: 175,310,673,699.50
Step by Step Solution
- Step 1: Write the proportion equation
222,083,880,040.09 : 306,475,754,455.35 = 127,036,720,072.09 : x - Step 2: Convert to fraction form
222,083,880,040.09/306,475,754,455.35 = 127,036,720,072.09/x - Step 3: Cross multiply
222,083,880,040.09x = 306,475,754,455.35 × 127,036,720,072.09 - Step 4: Simplify right side
222,083,880,040.09x = 38,933,674,627,626,887,544,832 - Step 5: Solve for x
x = 38,933,674,627,626,887,544,832/222,083,880,040.09 - Step 6: Final answer
x = 175,310,673,699.50
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1.5x scale
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.