Finding the Fourth Proportional to 268,626,197.92, 402,293,579.04 and 153,260,985.64
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Solution
The fourth proportional to 268,626,197.92, 402,293,579.04 and 153,260,985.64 is: 229,523,073.02
Step by Step Solution
- Step 1: Write the proportion equation
268,626,197.92 : 402,293,579.04 = 153,260,985.64 : x - Step 2: Convert to fraction form
268,626,197.92/402,293,579.04 = 153,260,985.64/x - Step 3: Cross multiply
268,626,197.92x = 402,293,579.04 × 153,260,985.64 - Step 4: Simplify right side
268,626,197.92x = 61,655,910,440,313,640 - Step 5: Solve for x
x = 61,655,910,440,313,640/268,626,197.92 - Step 6: Final answer
x = 229,523,073.02
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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.