Finding the Fourth Proportional to 180,290,230.69, 268,919,532.70 and 163,739,102.77
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Solution
The fourth proportional to 180,290,230.69, 268,919,532.70 and 163,739,102.77 is: 244,231,996.55
Step by Step Solution
- Step 1: Write the proportion equation
180,290,230.69 : 268,919,532.70 = 163,739,102.77 : x - Step 2: Convert to fraction form
180,290,230.69/268,919,532.70 = 163,739,102.77/x - Step 3: Cross multiply
180,290,230.69x = 268,919,532.70 × 163,739,102.77 - Step 4: Simplify right side
180,290,230.69x = 44,032,643,000,038,456 - Step 5: Solve for x
x = 44,032,643,000,038,456/180,290,230.69 - Step 6: Final answer
x = 244,231,996.55
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.