Finding the Fourth Proportional to 146,497,303.08, 219,458,646.41 and 84,957,174
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Solution
The fourth proportional to 146,497,303.08, 219,458,646.41 and 84,957,174 is: 127,269,144.32
Step by Step Solution
- Step 1: Write the proportion equation
146,497,303.08 : 219,458,646.41 = 84,957,174 : x - Step 2: Convert to fraction form
146,497,303.08/219,458,646.41 = 84,957,174/x - Step 3: Cross multiply
146,497,303.08x = 219,458,646.41 × 84,957,174 - Step 4: Simplify right side
146,497,303.08x = 18,644,586,408,434,060 - Step 5: Solve for x
x = 18,644,586,408,434,060/146,497,303.08 - Step 6: Final answer
x = 127,269,144.32
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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.