Finding the Fourth Proportional to 351,146,717.10, 484,582,301.06 and 210,017,935.08
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Solution
The fourth proportional to 351,146,717.10, 484,582,301.06 and 210,017,935.08 is: 289,824,649.61
Step by Step Solution
- Step 1: Write the proportion equation
351,146,717.10 : 484,582,301.06 = 210,017,935.08 : x - Step 2: Convert to fraction form
351,146,717.10/484,582,301.06 = 210,017,935.08/x - Step 3: Cross multiply
351,146,717.10x = 484,582,301.06 × 210,017,935.08 - Step 4: Simplify right side
351,146,717.10x = 101,770,974,243,886,016 - Step 5: Solve for x
x = 101,770,974,243,886,016/351,146,717.10 - Step 6: Final answer
x = 289,824,649.61
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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.