Finding the Fourth Proportional to 148,613,300.16, 205,093,167.84 and 82,534,102.08
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Solution
The fourth proportional to 148,613,300.16, 205,093,167.84 and 82,534,102.08 is: 113,900,844.89
Step by Step Solution
- Step 1: Write the proportion equation
148,613,300.16 : 205,093,167.84 = 82,534,102.08 : x - Step 2: Convert to fraction form
148,613,300.16/205,093,167.84 = 82,534,102.08/x - Step 3: Cross multiply
148,613,300.16x = 205,093,167.84 × 82,534,102.08 - Step 4: Simplify right side
148,613,300.16x = 16,927,180,450,417,134 - Step 5: Solve for x
x = 16,927,180,450,417,134/148,613,300.16 - Step 6: Final answer
x = 113,900,844.89
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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.