Finding the Fourth Proportional to 146,453,161.05, 219,679,752.51 and 114,129,257.31
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Solution
The fourth proportional to 146,453,161.05, 219,679,752.51 and 114,129,257.31 is: 171,193,894.49
Step by Step Solution
- Step 1: Write the proportion equation
146,453,161.05 : 219,679,752.51 = 114,129,257.31 : x - Step 2: Convert to fraction form
146,453,161.05/219,679,752.51 = 114,129,257.31/x - Step 3: Cross multiply
146,453,161.05x = 219,679,752.51 × 114,129,257.31 - Step 4: Simplify right side
146,453,161.05x = 25,071,887,000,010,908 - Step 5: Solve for x
x = 25,071,887,000,010,908/146,453,161.05 - Step 6: Final answer
x = 171,193,894.49
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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.