Finding the Third Proportional to 84,135,893 and 129,243,033
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Solution
The third proportional to 84,135,893 and 129,243,033 is: 198,533,122.83
Step by Step Solution
- Step 1: Write the proportion equation
84,135,893 : 129,243,033 = 129,243,033 : x - Step 2: Convert to fraction form
84,135,893/129,243,033 = 129,243,033/x - Step 3: Cross multiply
84,135,893x = 129,243,033 × 129,243,033 - Step 4: Simplify right side
84,135,893x = 16,703,761,579,039,088 - Step 5: Solve for x
x = 16,703,761,579,039,088/84,135,893 - Step 6: Final answer
x = 198,533,122.83
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Why These Related Problems?
These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.