Finding the Fourth Proportional to 141,804,156.09, 195,689,546.01 and 76,614,060.09
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Solution
The fourth proportional to 141,804,156.09, 195,689,546.01 and 76,614,060.09 is: 105,727,300.60
Step by Step Solution
- Step 1: Write the proportion equation
141,804,156.09 : 195,689,546.01 = 76,614,060.09 : x - Step 2: Convert to fraction form
141,804,156.09/195,689,546.01 = 76,614,060.09/x - Step 3: Cross multiply
141,804,156.09x = 195,689,546.01 × 76,614,060.09 - Step 4: Simplify right side
141,804,156.09x = 14,992,570,636,994,960 - Step 5: Solve for x
x = 14,992,570,636,994,960/141,804,156.09 - Step 6: Final answer
x = 105,727,300.60
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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.