Finding the Fourth Proportional to 370,256,605.43, 510,951,284.42 and 202,990,865.09
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Solution
The fourth proportional to 370,256,605.43, 510,951,284.42 and 202,990,865.09 is: 280,125,841.70
Step by Step Solution
- Step 1: Write the proportion equation
370,256,605.43 : 510,951,284.42 = 202,990,865.09 : x - Step 2: Convert to fraction form
370,256,605.43/510,951,284.42 = 202,990,865.09/x - Step 3: Cross multiply
370,256,605.43x = 510,951,284.42 × 202,990,865.09 - Step 4: Simplify right side
370,256,605.43x = 103,718,443,239,692,736 - Step 5: Solve for x
x = 103,718,443,239,692,736/370,256,605.43 - Step 6: Final answer
x = 280,125,841.70
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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.