Finding the Fourth Proportional to 251,279,633.40, 376,639,514.10 and 97,874,705.40
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Solution
The fourth proportional to 251,279,633.40, 376,639,514.10 and 97,874,705.40 is: 146,703,021.59
Step by Step Solution
- Step 1: Write the proportion equation
251,279,633.40 : 376,639,514.10 = 97,874,705.40 : x - Step 2: Convert to fraction form
251,279,633.40/376,639,514.10 = 97,874,705.40/x - Step 3: Cross multiply
251,279,633.40x = 376,639,514.10 × 97,874,705.40 - Step 4: Simplify right side
251,279,633.40x = 36,863,481,484,536,648 - Step 5: Solve for x
x = 36,863,481,484,536,648/251,279,633.40 - Step 6: Final answer
x = 146,703,021.59
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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.