Finding the Fourth Proportional to 342,580,662.14, 513,449,678.57 and 135,110,819.66
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Solution
The fourth proportional to 342,580,662.14, 513,449,678.57 and 135,110,819.66 is: 202,500,066.67
Step by Step Solution
- Step 1: Write the proportion equation
342,580,662.14 : 513,449,678.57 = 135,110,819.66 : x - Step 2: Convert to fraction form
342,580,662.14/513,449,678.57 = 135,110,819.66/x - Step 3: Cross multiply
342,580,662.14x = 513,449,678.57 × 135,110,819.66 - Step 4: Simplify right side
342,580,662.14x = 69,372,606,922,513,432 - Step 5: Solve for x
x = 69,372,606,922,513,432/342,580,662.14 - Step 6: Final answer
x = 202,500,066.67
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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.