Finding the Fourth Proportional to 134,976,480.49, 186,266,615.70 and 73,095,402.97
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Solution
The fourth proportional to 134,976,480.49, 186,266,615.70 and 73,095,402.97 is: 100,871,153.89
Step by Step Solution
- Step 1: Write the proportion equation
134,976,480.49 : 186,266,615.70 = 73,095,402.97 : x - Step 2: Convert to fraction form
134,976,480.49/186,266,615.70 = 73,095,402.97/x - Step 3: Cross multiply
134,976,480.49x = 186,266,615.70 × 73,095,402.97 - Step 4: Simplify right side
134,976,480.49x = 13,615,233,334,449,628 - Step 5: Solve for x
x = 13,615,233,334,449,628/134,976,480.49 - Step 6: Final answer
x = 100,871,153.89
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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.