Finding the Fourth Proportional to 2,146,250,580.74, 3,219,371,852.97 and 672,503,211.98
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Solution
The fourth proportional to 2,146,250,580.74, 3,219,371,852.97 and 672,503,211.98 is: 1,008,753,558.93
Step by Step Solution
- Step 1: Write the proportion equation
2,146,250,580.74 : 3,219,371,852.97 = 672,503,211.98 : x - Step 2: Convert to fraction form
2,146,250,580.74/3,219,371,852.97 = 672,503,211.98/x - Step 3: Cross multiply
2,146,250,580.74x = 3,219,371,852.97 × 672,503,211.98 - Step 4: Simplify right side
2,146,250,580.74x = 2,165,037,911,680,329,216 - Step 5: Solve for x
x = 2,165,037,911,680,329,216/2,146,250,580.74 - Step 6: Final answer
x = 1,008,753,558.93
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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.