Finding the Fourth Proportional to 486,494,230,211.62, 729,230,518,220.30 and 163,684,972,933.02
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Solution
The fourth proportional to 486,494,230,211.62, 729,230,518,220.30 and 163,684,972,933.02 is: 245,355,587,434.00
Step by Step Solution
- Step 1: Write the proportion equation
486,494,230,211.62 : 729,230,518,220.30 = 163,684,972,933.02 : x - Step 2: Convert to fraction form
486,494,230,211.62/729,230,518,220.30 = 163,684,972,933.02/x - Step 3: Cross multiply
486,494,230,211.62x = 729,230,518,220.30 × 163,684,972,933.02 - Step 4: Simplify right side
486,494,230,211.62x = 119,364,077,636,821,960,359,936 - Step 5: Solve for x
x = 119,364,077,636,821,960,359,936/486,494,230,211.62 - Step 6: Final answer
x = 245,355,587,434.00
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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.