Finding the Fourth Proportional to 94,361,205.80, 141,541,808.70 and 64,128,117.80
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Solution
The fourth proportional to 94,361,205.80, 141,541,808.70 and 64,128,117.80 is: 96,192,176.70
Step by Step Solution
- Step 1: Write the proportion equation
94,361,205.80 : 141,541,808.70 = 64,128,117.80 : x - Step 2: Convert to fraction form
94,361,205.80/141,541,808.70 = 64,128,117.80/x - Step 3: Cross multiply
94,361,205.80x = 141,541,808.70 × 64,128,117.80 - Step 4: Simplify right side
94,361,205.80x = 9,076,809,781,938,664 - Step 5: Solve for x
x = 9,076,809,781,938,664/94,361,205.80 - Step 6: Final answer
x = 96,192,176.70
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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.