Finding the Fourth Proportional to 147,627,066.96, 203,731,537.47 and 84,903,207.51
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Solution
The fourth proportional to 147,627,066.96, 203,731,537.47 and 84,903,207.51 is: 117,169,983.52
Step by Step Solution
- Step 1: Write the proportion equation
147,627,066.96 : 203,731,537.47 = 84,903,207.51 : x - Step 2: Convert to fraction form
147,627,066.96/203,731,537.47 = 84,903,207.51/x - Step 3: Cross multiply
147,627,066.96x = 203,731,537.47 × 84,903,207.51 - Step 4: Simplify right side
147,627,066.96x = 17,297,461,002,146,752 - Step 5: Solve for x
x = 17,297,461,002,146,752/147,627,066.96 - Step 6: Final answer
x = 117,169,983.52
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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.