Finding the Fourth Proportional to 371,306,952.05, 512,291,853.28 and 222,573,804.94
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Solution
The fourth proportional to 371,306,952.05, 512,291,853.28 and 222,573,804.94 is: 307,084,869.80
Step by Step Solution
- Step 1: Write the proportion equation
371,306,952.05 : 512,291,853.28 = 222,573,804.94 : x - Step 2: Convert to fraction form
371,306,952.05/512,291,853.28 = 222,573,804.94/x - Step 3: Cross multiply
371,306,952.05x = 512,291,853.28 × 222,573,804.94 - Step 4: Simplify right side
371,306,952.05x = 114,022,747,024,293,808 - Step 5: Solve for x
x = 114,022,747,024,293,808/371,306,952.05 - Step 6: Final answer
x = 307,084,869.80
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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.