Finding the Fourth Proportional to 1,046,657,668.80, 1,444,397,268.60 and 576,775,804.44
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Solution
The fourth proportional to 1,046,657,668.80, 1,444,397,268.60 and 576,775,804.44 is: 795,955,947.55
Step by Step Solution
- Step 1: Write the proportion equation
1,046,657,668.80 : 1,444,397,268.60 = 576,775,804.44 : x - Step 2: Convert to fraction form
1,046,657,668.80/1,444,397,268.60 = 576,775,804.44/x - Step 3: Cross multiply
1,046,657,668.80x = 1,444,397,268.60 × 576,775,804.44 - Step 4: Simplify right side
1,046,657,668.80x = 833,093,396,527,703,808 - Step 5: Solve for x
x = 833,093,396,527,703,808/1,046,657,668.80 - Step 6: Final answer
x = 795,955,947.55
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1.5x scale
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.