Finding the Fourth Proportional to 881,243,721.97, 1,321,585,138.03 and 290,924,047.96
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Solution
The fourth proportional to 881,243,721.97, 1,321,585,138.03 and 290,924,047.96 is: 436,293,488.96
Step by Step Solution
- Step 1: Write the proportion equation
881,243,721.97 : 1,321,585,138.03 = 290,924,047.96 : x - Step 2: Convert to fraction form
881,243,721.97/1,321,585,138.03 = 290,924,047.96/x - Step 3: Cross multiply
881,243,721.97x = 1,321,585,138.03 × 290,924,047.96 - Step 4: Simplify right side
881,243,721.97x = 384,480,898,082,568,000 - Step 5: Solve for x
x = 384,480,898,082,568,000/881,243,721.97 - Step 6: Final answer
x = 436,293,488.96
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.