Finding the Fourth Proportional to 181,805,909.06, 250,884,905.90 and 102,419,121.26
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Solution
The fourth proportional to 181,805,909.06, 250,884,905.90 and 102,419,121.26 is: 141,334,303.89
Step by Step Solution
- Step 1: Write the proportion equation
181,805,909.06 : 250,884,905.90 = 102,419,121.26 : x - Step 2: Convert to fraction form
181,805,909.06/250,884,905.90 = 102,419,121.26/x - Step 3: Cross multiply
181,805,909.06x = 250,884,905.90 × 102,419,121.26 - Step 4: Simplify right side
181,805,909.06x = 25,695,411,599,675,792 - Step 5: Solve for x
x = 25,695,411,599,675,792/181,805,909.06 - Step 6: Final answer
x = 141,334,303.89
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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.