Finding the Fourth Proportional to 263,917,496.48, 395,863,368.69 and 97,953,294.38
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Solution
The fourth proportional to 263,917,496.48, 395,863,368.69 and 97,953,294.38 is: 146,925,162.62
Step by Step Solution
- Step 1: Write the proportion equation
263,917,496.48 : 395,863,368.69 = 97,953,294.38 : x - Step 2: Convert to fraction form
263,917,496.48/395,863,368.69 = 97,953,294.38/x - Step 3: Cross multiply
263,917,496.48x = 395,863,368.69 × 97,953,294.38 - Step 4: Simplify right side
263,917,496.48x = 38,776,121,087,550,040 - Step 5: Solve for x
x = 38,776,121,087,550,040/263,917,496.48 - Step 6: Final answer
x = 146,925,162.62
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.