Finding the Fourth Proportional to 5,457,951,345.45, 7,531,972,798.41 and 2,951,825,057.23
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Solution
The fourth proportional to 5,457,951,345.45, 7,531,972,798.41 and 2,951,825,057.23 is: 4,073,518,547.44
Step by Step Solution
- Step 1: Write the proportion equation
5,457,951,345.45 : 7,531,972,798.41 = 2,951,825,057.23 : x - Step 2: Convert to fraction form
5,457,951,345.45/7,531,972,798.41 = 2,951,825,057.23/x - Step 3: Cross multiply
5,457,951,345.45x = 7,531,972,798.41 × 2,951,825,057.23 - Step 4: Simplify right side
5,457,951,345.45x = 22,233,066,036,743,151,616 - Step 5: Solve for x
x = 22,233,066,036,743,151,616/5,457,951,345.45 - Step 6: Final answer
x = 4,073,518,547.44
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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.