Finding the Fourth Proportional to 70,773,971,409.14, 97,668,076,809.37 and 38,221,181,922.92
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Solution
The fourth proportional to 70,773,971,409.14, 97,668,076,809.37 and 38,221,181,922.92 is: 52,745,229,036.42
Step by Step Solution
- Step 1: Write the proportion equation
70,773,971,409.14 : 97,668,076,809.37 = 38,221,181,922.92 : x - Step 2: Convert to fraction form
70,773,971,409.14/97,668,076,809.37 = 38,221,181,922.92/x - Step 3: Cross multiply
70,773,971,409.14x = 97,668,076,809.37 × 38,221,181,922.92 - Step 4: Simplify right side
70,773,971,409.14x = 3,732,989,331,792,166,125,568 - Step 5: Solve for x
x = 3,732,989,331,792,166,125,568/70,773,971,409.14 - Step 6: Final answer
x = 52,745,229,036.42
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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.