Finding the Fourth Proportional to 196,877,752.09, 271,694,148.82 and 108,773,776.08
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Solution
The fourth proportional to 196,877,752.09, 271,694,148.82 and 108,773,776.08 is: 150,109,386.12
Step by Step Solution
- Step 1: Write the proportion equation
196,877,752.09 : 271,694,148.82 = 108,773,776.08 : x - Step 2: Convert to fraction form
196,877,752.09/271,694,148.82 = 108,773,776.08/x - Step 3: Cross multiply
196,877,752.09x = 271,694,148.82 × 108,773,776.08 - Step 4: Simplify right side
196,877,752.09x = 29,553,198,505,720,940 - Step 5: Solve for x
x = 29,553,198,505,720,940/196,877,752.09 - Step 6: Final answer
x = 150,109,386.12
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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.