Finding the Third Proportional to 72,555,968.95 and 157,866,294.09
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Solution
The third proportional to 72,555,968.95 and 157,866,294.09 is: 343,483,343.56
Step by Step Solution
- Step 1: Write the proportion equation
72,555,968.95 : 157,866,294.09 = 157,866,294.09 : x - Step 2: Convert to fraction form
72,555,968.95/157,866,294.09 = 157,866,294.09/x - Step 3: Cross multiply
72,555,968.95x = 157,866,294.09 × 157,866,294.09 - Step 4: Simplify right side
72,555,968.95x = 24,921,766,810,894,368 - Step 5: Solve for x
x = 24,921,766,810,894,368/72,555,968.95 - Step 6: Final answer
x = 343,483,343.56
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.