Finding the Fourth Proportional to 4,326,951,416.48, 5,971,328,121.84 and 2,447,319,919.84
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Solution
The fourth proportional to 4,326,951,416.48, 5,971,328,121.84 and 2,447,319,919.84 is: 3,377,377,939.77
Step by Step Solution
- Step 1: Write the proportion equation
4,326,951,416.48 : 5,971,328,121.84 = 2,447,319,919.84 : x - Step 2: Convert to fraction form
4,326,951,416.48/5,971,328,121.84 = 2,447,319,919.84/x - Step 3: Cross multiply
4,326,951,416.48x = 5,971,328,121.84 × 2,447,319,919.84 - Step 4: Simplify right side
4,326,951,416.48x = 14,613,750,260,479,807,488 - Step 5: Solve for x
x = 14,613,750,260,479,807,488/4,326,951,416.48 - Step 6: Final answer
x = 3,377,377,939.77
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.