Finding the Fourth Proportional to 5,618,702,942.48, 7,752,824,458.68 and 3,206,283,985.04
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Solution
The fourth proportional to 5,618,702,942.48, 7,752,824,458.68 and 3,206,283,985.04 is: 4,424,109,470.66
Step by Step Solution
- Step 1: Write the proportion equation
5,618,702,942.48 : 7,752,824,458.68 = 3,206,283,985.04 : x - Step 2: Convert to fraction form
5,618,702,942.48/7,752,824,458.68 = 3,206,283,985.04/x - Step 3: Cross multiply
5,618,702,942.48x = 7,752,824,458.68 × 3,206,283,985.04 - Step 4: Simplify right side
5,618,702,942.48x = 24,857,756,900,653,326,336 - Step 5: Solve for x
x = 24,857,756,900,653,326,336/5,618,702,942.48 - Step 6: Final answer
x = 4,424,109,470.66
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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.