Finding the Third Proportional to 137,306,109 and 207,236,037
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Solution
The third proportional to 137,306,109 and 207,236,037 is: 312,781,239.99
Step by Step Solution
- Step 1: Write the proportion equation
137,306,109 : 207,236,037 = 207,236,037 : x - Step 2: Convert to fraction form
137,306,109/207,236,037 = 207,236,037/x - Step 3: Cross multiply
137,306,109x = 207,236,037 × 207,236,037 - Step 4: Simplify right side
137,306,109x = 42,946,775,031,465,368 - Step 5: Solve for x
x = 42,946,775,031,465,368/137,306,109 - Step 6: Final answer
x = 312,781,239.99
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.