Finding the Fourth Proportional to 84,666,862.56, 126,959,210.64 and 49,661,539.68
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Solution
The fourth proportional to 84,666,862.56, 126,959,210.64 and 49,661,539.68 is: 74,468,212.08
Step by Step Solution
- Step 1: Write the proportion equation
84,666,862.56 : 126,959,210.64 = 49,661,539.68 : x - Step 2: Convert to fraction form
84,666,862.56/126,959,210.64 = 49,661,539.68/x - Step 3: Cross multiply
84,666,862.56x = 126,959,210.64 × 49,661,539.68 - Step 4: Simplify right side
84,666,862.56x = 6,304,989,876,939,838 - Step 5: Solve for x
x = 6,304,989,876,939,838/84,666,862.56 - Step 6: Final answer
x = 74,468,212.08
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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.