Finding the Fourth Proportional to 365,349,690.99, 503,694,833.31 and 290,245,219.29
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Solution
The fourth proportional to 365,349,690.99, 503,694,833.31 and 290,245,219.29 is: 400,150,926.51
Step by Step Solution
- Step 1: Write the proportion equation
365,349,690.99 : 503,694,833.31 = 290,245,219.29 : x - Step 2: Convert to fraction form
365,349,690.99/503,694,833.31 = 290,245,219.29/x - Step 3: Cross multiply
365,349,690.99x = 503,694,833.31 × 290,245,219.29 - Step 4: Simplify right side
365,349,690.99x = 146,195,017,349,300,960 - Step 5: Solve for x
x = 146,195,017,349,300,960/365,349,690.99 - Step 6: Final answer
x = 400,150,926.51
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.