Finding the Third Proportional to 66,612,261 and 99,918,381
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Solution
The third proportional to 66,612,261 and 99,918,381 is: 149,877,555.75
Step by Step Solution
- Step 1: Write the proportion equation
66,612,261 : 99,918,381 = 99,918,381 : x - Step 2: Convert to fraction form
66,612,261/99,918,381 = 99,918,381/x - Step 3: Cross multiply
66,612,261x = 99,918,381 × 99,918,381 - Step 4: Simplify right side
66,612,261x = 9,983,682,861,661,160 - Step 5: Solve for x
x = 9,983,682,861,661,160/66,612,261 - Step 6: Final answer
x = 149,877,555.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.