Finding the Fourth Proportional to 5,161,641,673,705, 7,123,029,273,850.50 and 2,817,841,056,203.70
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Solution
The fourth proportional to 5,161,641,673,705, 7,123,029,273,850.50 and 2,817,841,056,203.70 is: 3,888,600,875,695.72
Step by Step Solution
- Step 1: Write the proportion equation
5,161,641,673,705 : 7,123,029,273,850.50 = 2,817,841,056,203.70 : x - Step 2: Convert to fraction form
5,161,641,673,705/7,123,029,273,850.50 = 2,817,841,056,203.70/x - Step 3: Cross multiply
5,161,641,673,705x = 7,123,029,273,850.50 × 2,817,841,056,203.70 - Step 4: Simplify right side
5,161,641,673,705x = 20,071,564,332,396,769,949,253,632 - Step 5: Solve for x
x = 20,071,564,332,396,769,949,253,632/5,161,641,673,705 - Step 6: Final answer
x = 3,888,600,875,695.72
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.