Finding the Fourth Proportional to 220,021,549.98, 303,326,343.93 and 175,518,569.13
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Solution
The fourth proportional to 220,021,549.98, 303,326,343.93 and 175,518,569.13 is: 241,973,597.00
Step by Step Solution
- Step 1: Write the proportion equation
220,021,549.98 : 303,326,343.93 = 175,518,569.13 : x - Step 2: Convert to fraction form
220,021,549.98/303,326,343.93 = 175,518,569.13/x - Step 3: Cross multiply
220,021,549.98x = 303,326,343.93 × 175,518,569.13 - Step 4: Simplify right side
220,021,549.98x = 53,239,405,866,027,864 - Step 5: Solve for x
x = 53,239,405,866,027,864/220,021,549.98 - Step 6: Final answer
x = 241,973,597.00
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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.