Finding the Fourth Proportional to 125,586,821.34, 188,408,663.00 and 43,709,565.42
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Solution
The fourth proportional to 125,586,821.34, 188,408,663.00 and 43,709,565.42 is: 65,574,243.32
Step by Step Solution
- Step 1: Write the proportion equation
125,586,821.34 : 188,408,663.00 = 43,709,565.42 : x - Step 2: Convert to fraction form
125,586,821.34/188,408,663.00 = 43,709,565.42/x - Step 3: Cross multiply
125,586,821.34x = 188,408,663.00 × 43,709,565.42 - Step 4: Simplify right side
125,586,821.34x = 8,235,260,780,874,686 - Step 5: Solve for x
x = 8,235,260,780,874,686/125,586,821.34 - Step 6: Final answer
x = 65,574,243.32
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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.