Finding the Fourth Proportional to 1,073,125,290.12, 1,609,685,926.11 and 336,251,605.74
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Solution
The fourth proportional to 1,073,125,290.12, 1,609,685,926.11 and 336,251,605.74 is: 504,376,779.09
Step by Step Solution
- Step 1: Write the proportion equation
1,073,125,290.12 : 1,609,685,926.11 = 336,251,605.74 : x - Step 2: Convert to fraction form
1,073,125,290.12/1,609,685,926.11 = 336,251,605.74/x - Step 3: Cross multiply
1,073,125,290.12x = 1,609,685,926.11 × 336,251,605.74 - Step 4: Simplify right side
1,073,125,290.12x = 541,259,477,391,566,464 - Step 5: Solve for x
x = 541,259,477,391,566,464/1,073,125,290.12 - Step 6: Final answer
x = 504,376,779.09
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.