Finding the Fourth Proportional to 343,690,755.06, 474,303,313.62 and 187,068,006.48
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Solution
The fourth proportional to 343,690,755.06, 474,303,313.62 and 187,068,006.48 is: 258,159,330.85
Step by Step Solution
- Step 1: Write the proportion equation
343,690,755.06 : 474,303,313.62 = 187,068,006.48 : x - Step 2: Convert to fraction form
343,690,755.06/474,303,313.62 = 187,068,006.48/x - Step 3: Cross multiply
343,690,755.06x = 474,303,313.62 × 187,068,006.48 - Step 4: Simplify right side
343,690,755.06x = 88,726,975,345,751,632 - Step 5: Solve for x
x = 88,726,975,345,751,632/343,690,755.06 - Step 6: Final answer
x = 258,159,330.85
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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.