Finding the Fourth Proportional to 148,110,747.28, 204,380,701.16 and 84,530,772.96
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Solution
The fourth proportional to 148,110,747.28, 204,380,701.16 and 84,530,772.96 is: 116,645,543.72
Step by Step Solution
- Step 1: Write the proportion equation
148,110,747.28 : 204,380,701.16 = 84,530,772.96 : x - Step 2: Convert to fraction form
148,110,747.28/204,380,701.16 = 84,530,772.96/x - Step 3: Cross multiply
148,110,747.28x = 204,380,701.16 × 84,530,772.96 - Step 4: Simplify right side
148,110,747.28x = 17,276,458,647,161,566 - Step 5: Solve for x
x = 17,276,458,647,161,566/148,110,747.28 - Step 6: Final answer
x = 116,645,543.72
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.