Finding the Fourth Proportional to 343,727,828.25, 515,586,694.04 and 84,943,041.54
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Solution
The fourth proportional to 343,727,828.25, 515,586,694.04 and 84,943,041.54 is: 127,413,314.75
Step by Step Solution
- Step 1: Write the proportion equation
343,727,828.25 : 515,586,694.04 = 84,943,041.54 : x - Step 2: Convert to fraction form
343,727,828.25/515,586,694.04 = 84,943,041.54/x - Step 3: Cross multiply
343,727,828.25x = 515,586,694.04 × 84,943,041.54 - Step 4: Simplify right side
343,727,828.25x = 43,795,501,969,310,992 - Step 5: Solve for x
x = 43,795,501,969,310,992/343,727,828.25 - Step 6: Final answer
x = 127,413,314.75
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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.