Finding the Third Proportional to 58,689,278 and 128,715,968
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Solution
The third proportional to 58,689,278 and 128,715,968 is: 282,296,885.95
Step by Step Solution
- Step 1: Write the proportion equation
58,689,278 : 128,715,968 = 128,715,968 : x - Step 2: Convert to fraction form
58,689,278/128,715,968 = 128,715,968/x - Step 3: Cross multiply
58,689,278x = 128,715,968 × 128,715,968 - Step 4: Simplify right side
58,689,278x = 16,567,800,418,177,024 - Step 5: Solve for x
x = 16,567,800,418,177,024/58,689,278 - Step 6: Final answer
x = 282,296,885.95
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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.