Finding the Fourth Proportional to 472,207,466.70, 708,311,200.05 and 242,624,954.70
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Solution
The fourth proportional to 472,207,466.70, 708,311,200.05 and 242,624,954.70 is: 363,937,432.05
Step by Step Solution
- Step 1: Write the proportion equation
472,207,466.70 : 708,311,200.05 = 242,624,954.70 : x - Step 2: Convert to fraction form
472,207,466.70/708,311,200.05 = 242,624,954.70/x - Step 3: Cross multiply
472,207,466.70x = 708,311,200.05 × 242,624,954.70 - Step 4: Simplify right side
472,207,466.70x = 171,853,972,825,633,856 - Step 5: Solve for x
x = 171,853,972,825,633,856/472,207,466.70 - Step 6: Final answer
x = 363,937,432.05
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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.