Finding the Fourth Proportional to 230,344,637.10, 316,183,560.92 and 203,654,489.10
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Solution
The fourth proportional to 230,344,637.10, 316,183,560.92 and 203,654,489.10 is: 279,547,213.99
Step by Step Solution
- Step 1: Write the proportion equation
230,344,637.10 : 316,183,560.92 = 203,654,489.10 : x - Step 2: Convert to fraction form
230,344,637.10/316,183,560.92 = 203,654,489.10/x - Step 3: Cross multiply
230,344,637.10x = 316,183,560.92 × 203,654,489.10 - Step 4: Simplify right side
230,344,637.10x = 64,392,201,559,963,056 - Step 5: Solve for x
x = 64,392,201,559,963,056/230,344,637.10 - Step 6: Final answer
x = 279,547,213.99
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.