Finding the Fourth Proportional to 263,917,486.98, 395,863,354.44 and 97,953,284.88
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Solution
The fourth proportional to 263,917,486.98, 395,863,354.44 and 97,953,284.88 is: 146,925,148.37
Step by Step Solution
- Step 1: Write the proportion equation
263,917,486.98 : 395,863,354.44 = 97,953,284.88 : x - Step 2: Convert to fraction form
263,917,486.98/395,863,354.44 = 97,953,284.88/x - Step 3: Cross multiply
263,917,486.98x = 395,863,354.44 × 97,953,284.88 - Step 4: Simplify right side
263,917,486.98x = 38,776,115,931,013,728 - Step 5: Solve for x
x = 38,776,115,931,013,728/263,917,486.98 - Step 6: Final answer
x = 146,925,148.37
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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.