Finding the Third Proportional to 79,154,990 and 121,086,501
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Solution
The third proportional to 79,154,990 and 121,086,501 is: 185,230,782.35
Step by Step Solution
- Step 1: Write the proportion equation
79,154,990 : 121,086,501 = 121,086,501 : x - Step 2: Convert to fraction form
79,154,990/121,086,501 = 121,086,501/x - Step 3: Cross multiply
79,154,990x = 121,086,501 × 121,086,501 - Step 4: Simplify right side
79,154,990x = 14,661,940,724,423,000 - Step 5: Solve for x
x = 14,661,940,724,423,000/79,154,990 - Step 6: Final answer
x = 185,230,782.35
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These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.