Finding the Fourth Proportional to 96,753,511.13, 133,519,845.35 and 53,293,447.13
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Solution
The fourth proportional to 96,753,511.13, 133,519,845.35 and 53,293,447.13 is: 73,544,957.03
Step by Step Solution
- Step 1: Write the proportion equation
96,753,511.13 : 133,519,845.35 = 53,293,447.13 : x - Step 2: Convert to fraction form
96,753,511.13/133,519,845.35 = 53,293,447.13/x - Step 3: Cross multiply
96,753,511.13x = 133,519,845.35 × 53,293,447.13 - Step 4: Simplify right side
96,753,511.13x = 7,115,732,818,431,636 - Step 5: Solve for x
x = 7,115,732,818,431,636/96,753,511.13 - Step 6: Final answer
x = 73,544,957.03
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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.