Finding the Fourth Proportional to 214,867,860.52, 322,301,387.98 and 67,326,716.12
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Solution
The fourth proportional to 214,867,860.52, 322,301,387.98 and 67,326,716.12 is: 100,989,947.97
Step by Step Solution
- Step 1: Write the proportion equation
214,867,860.52 : 322,301,387.98 = 67,326,716.12 : x - Step 2: Convert to fraction form
214,867,860.52/322,301,387.98 = 67,326,716.12/x - Step 3: Cross multiply
214,867,860.52x = 322,301,387.98 × 67,326,716.12 - Step 4: Simplify right side
214,867,860.52x = 21,699,494,053,611,444 - Step 5: Solve for x
x = 21,699,494,053,611,444/214,867,860.52 - Step 6: Final answer
x = 100,989,947.97
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.