Finding the Fourth Proportional to 2,824,698,727.84, 3,898,623,914.16 and 1,870,396,268.80
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Solution
The fourth proportional to 2,824,698,727.84, 3,898,623,914.16 and 1,870,396,268.80 is: 2,581,504,197.47
Step by Step Solution
- Step 1: Write the proportion equation
2,824,698,727.84 : 3,898,623,914.16 = 1,870,396,268.80 : x - Step 2: Convert to fraction form
2,824,698,727.84/3,898,623,914.16 = 1,870,396,268.80/x - Step 3: Cross multiply
2,824,698,727.84x = 3,898,623,914.16 × 1,870,396,268.80 - Step 4: Simplify right side
2,824,698,727.84x = 7,291,971,622,499,314,688 - Step 5: Solve for x
x = 7,291,971,622,499,314,688/2,824,698,727.84 - Step 6: Final answer
x = 2,581,504,197.47
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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.