Finding the Fourth Proportional to 96,645,274.68, 133,370,498.79 and 53,185,210.68
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Solution
The fourth proportional to 96,645,274.68, 133,370,498.79 and 53,185,210.68 is: 73,395,601.60
Step by Step Solution
- Step 1: Write the proportion equation
96,645,274.68 : 133,370,498.79 = 53,185,210.68 : x - Step 2: Convert to fraction form
96,645,274.68/133,370,498.79 = 53,185,210.68/x - Step 3: Cross multiply
96,645,274.68x = 133,370,498.79 × 53,185,210.68 - Step 4: Simplify right side
96,645,274.68x = 7,093,338,076,642,835 - Step 5: Solve for x
x = 7,093,338,076,642,835/96,645,274.68 - Step 6: Final answer
x = 73,395,601.60
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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.