Finding the Fourth Proportional to 331,801,691.74, 497,647,047.70 and 121,668,955.03
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Solution
The fourth proportional to 331,801,691.74, 497,647,047.70 and 121,668,955.03 is: 182,483,084.85
Step by Step Solution
- Step 1: Write the proportion equation
331,801,691.74 : 497,647,047.70 = 121,668,955.03 : x - Step 2: Convert to fraction form
331,801,691.74/497,647,047.70 = 121,668,955.03/x - Step 3: Cross multiply
331,801,691.74x = 497,647,047.70 × 121,668,955.03 - Step 4: Simplify right side
331,801,691.74x = 60,548,196,267,513,936 - Step 5: Solve for x
x = 60,548,196,267,513,936/331,801,691.74 - Step 6: Final answer
x = 182,483,084.85
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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.