Finding the Fourth Proportional to 323,845,437.26, 485,769,567.54 and 102,517,860.14
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Solution
The fourth proportional to 323,845,437.26, 485,769,567.54 and 102,517,860.14 is: 153,777,237.09
Step by Step Solution
- Step 1: Write the proportion equation
323,845,437.26 : 485,769,567.54 = 102,517,860.14 : x - Step 2: Convert to fraction form
323,845,437.26/485,769,567.54 = 102,517,860.14/x - Step 3: Cross multiply
323,845,437.26x = 485,769,567.54 × 102,517,860.14 - Step 4: Simplify right side
323,845,437.26x = 49,800,056,585,334,008 - Step 5: Solve for x
x = 49,800,056,585,334,008/323,845,437.26 - Step 6: Final answer
x = 153,777,237.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.