Finding the Fourth Proportional to 146,365,485.37, 219,524,669.84 and 42,710,354.09
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Solution
The fourth proportional to 146,365,485.37, 219,524,669.84 and 42,710,354.09 is: 64,058,656.70
Step by Step Solution
- Step 1: Write the proportion equation
146,365,485.37 : 219,524,669.84 = 42,710,354.09 : x - Step 2: Convert to fraction form
146,365,485.37/219,524,669.84 = 42,710,354.09/x - Step 3: Cross multiply
146,365,485.37x = 219,524,669.84 × 42,710,354.09 - Step 4: Simplify right side
146,365,485.37x = 9,375,976,379,365,896 - Step 5: Solve for x
x = 9,375,976,379,365,896/146,365,485.37 - Step 6: Final answer
x = 64,058,656.70
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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.