Finding the Fourth Proportional to 368,180,153.44, 552,126,704.28 and 138,023,656
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Solution
The fourth proportional to 368,180,153.44, 552,126,704.28 and 138,023,656 is: 206,981,678.91
Step by Step Solution
- Step 1: Write the proportion equation
368,180,153.44 : 552,126,704.28 = 138,023,656 : x - Step 2: Convert to fraction form
368,180,153.44/552,126,704.28 = 138,023,656/x - Step 3: Cross multiply
368,180,153.44x = 552,126,704.28 × 138,023,656 - Step 4: Simplify right side
368,180,153.44x = 76,206,546,299,956,448 - Step 5: Solve for x
x = 76,206,546,299,956,448/368,180,153.44 - Step 6: Final answer
x = 206,981,678.91
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.