Finding the Fourth Proportional to 70,110,593.04, 96,752,659.38 and 39,170,762.28
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Solution
The fourth proportional to 70,110,593.04, 96,752,659.38 and 39,170,762.28 is: 54,055,674.84
Step by Step Solution
- Step 1: Write the proportion equation
70,110,593.04 : 96,752,659.38 = 39,170,762.28 : x - Step 2: Convert to fraction form
70,110,593.04/96,752,659.38 = 39,170,762.28/x - Step 3: Cross multiply
70,110,593.04x = 96,752,659.38 × 39,170,762.28 - Step 4: Simplify right side
70,110,593.04x = 3,789,875,420,531,792 - Step 5: Solve for x
x = 3,789,875,420,531,792/70,110,593.04 - Step 6: Final answer
x = 54,055,674.84
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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.