Finding the Fourth Proportional to 292,715,382.75, 438,487,677.41 and 176,066,331.81
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Solution
The fourth proportional to 292,715,382.75, 438,487,677.41 and 176,066,331.81 is: 263,747,385.53
Step by Step Solution
- Step 1: Write the proportion equation
292,715,382.75 : 438,487,677.41 = 176,066,331.81 : x - Step 2: Convert to fraction form
292,715,382.75/438,487,677.41 = 176,066,331.81/x - Step 3: Cross multiply
292,715,382.75x = 438,487,677.41 × 176,066,331.81 - Step 4: Simplify right side
292,715,382.75x = 77,202,916,904,584,960 - Step 5: Solve for x
x = 77,202,916,904,584,960/292,715,382.75 - Step 6: Final answer
x = 263,747,385.53
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.