Finding the Fourth Proportional to 449,129,440.47, 673,935,344.28 and 186,994,954.65
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Solution
The fourth proportional to 449,129,440.47, 673,935,344.28 and 186,994,954.65 is: 280,592,848.71
Step by Step Solution
- Step 1: Write the proportion equation
449,129,440.47 : 673,935,344.28 = 186,994,954.65 : x - Step 2: Convert to fraction form
449,129,440.47/673,935,344.28 = 186,994,954.65/x - Step 3: Cross multiply
449,129,440.47x = 673,935,344.28 × 186,994,954.65 - Step 4: Simplify right side
449,129,440.47x = 126,022,509,140,670,736 - Step 5: Solve for x
x = 126,022,509,140,670,736/449,129,440.47 - Step 6: Final answer
x = 280,592,848.71
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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.