Finding the Fourth Proportional to 7,544,128,727.20, 11,316,193,090.80 and 3,870,808,535.20
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Solution
The fourth proportional to 7,544,128,727.20, 11,316,193,090.80 and 3,870,808,535.20 is: 5,806,212,802.80
Step by Step Solution
- Step 1: Write the proportion equation
7,544,128,727.20 : 11,316,193,090.80 = 3,870,808,535.20 : x - Step 2: Convert to fraction form
7,544,128,727.20/11,316,193,090.80 = 3,870,808,535.20/x - Step 3: Cross multiply
7,544,128,727.20x = 11,316,193,090.80 × 3,870,808,535.20 - Step 4: Simplify right side
7,544,128,727.20x = 43,802,816,801,839,906,816 - Step 5: Solve for x
x = 43,802,816,801,839,906,816/7,544,128,727.20 - Step 6: Final answer
x = 5,806,212,802.80
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.