Finding the Fourth Proportional to 180,609,349.14, 249,261,577.47 and 101,245,845.78
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Solution
The fourth proportional to 180,609,349.14, 249,261,577.47 and 101,245,845.78 is: 139,730,857.52
Step by Step Solution
- Step 1: Write the proportion equation
180,609,349.14 : 249,261,577.47 = 101,245,845.78 : x - Step 2: Convert to fraction form
180,609,349.14/249,261,577.47 = 101,245,845.78/x - Step 3: Cross multiply
180,609,349.14x = 249,261,577.47 × 101,245,845.78 - Step 4: Simplify right side
180,609,349.14x = 25,236,699,231,407,144 - Step 5: Solve for x
x = 25,236,699,231,407,144/180,609,349.14 - Step 6: Final answer
x = 139,730,857.52
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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.