Finding the Third Proportional to 203,778,368 and 447,589,578
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Solution
The third proportional to 203,778,368 and 447,589,578 is: 983,109,406.07
Step by Step Solution
- Step 1: Write the proportion equation
203,778,368 : 447,589,578 = 447,589,578 : x - Step 2: Convert to fraction form
203,778,368/447,589,578 = 447,589,578/x - Step 3: Cross multiply
203,778,368x = 447,589,578 × 447,589,578 - Step 4: Simplify right side
203,778,368x = 200,336,430,334,218,080 - Step 5: Solve for x
x = 200,336,430,334,218,080/203,778,368 - Step 6: Final answer
x = 983,109,406.07
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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.