Finding the Fourth Proportional to 202,384,312.12, 279,290,394.42 and 109,565,582.68
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Solution
The fourth proportional to 202,384,312.12, 279,290,394.42 and 109,565,582.68 is: 151,200,527.75
Step by Step Solution
- Step 1: Write the proportion equation
202,384,312.12 : 279,290,394.42 = 109,565,582.68 : x - Step 2: Convert to fraction form
202,384,312.12/279,290,394.42 = 109,565,582.68/x - Step 3: Cross multiply
202,384,312.12x = 279,290,394.42 × 109,565,582.68 - Step 4: Simplify right side
202,384,312.12x = 30,600,614,801,554,324 - Step 5: Solve for x
x = 30,600,614,801,554,324/202,384,312.12 - Step 6: Final answer
x = 151,200,527.75
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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.