Finding the Third Proportional to 117,378,584 and 257,431,984
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Solution
The third proportional to 117,378,584 and 257,431,984 is: 564,593,847.77
Step by Step Solution
- Step 1: Write the proportion equation
117,378,584 : 257,431,984 = 257,431,984 : x - Step 2: Convert to fraction form
117,378,584/257,431,984 = 257,431,984/x - Step 3: Cross multiply
117,378,584x = 257,431,984 × 257,431,984 - Step 4: Simplify right side
117,378,584x = 66,271,226,386,176,256 - Step 5: Solve for x
x = 66,271,226,386,176,256/117,378,584 - Step 6: Final answer
x = 564,593,847.77
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.