Finding the Fourth Proportional to 268,552,648.64, 402,827,622.42 and 232,049,971.10
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Solution
The fourth proportional to 268,552,648.64, 402,827,622.42 and 232,049,971.10 is: 348,073,789.68
Step by Step Solution
- Step 1: Write the proportion equation
268,552,648.64 : 402,827,622.42 = 232,049,971.10 : x - Step 2: Convert to fraction form
268,552,648.64/402,827,622.42 = 232,049,971.10/x - Step 3: Cross multiply
268,552,648.64x = 402,827,622.42 × 232,049,971.10 - Step 4: Simplify right side
268,552,648.64x = 93,476,138,140,842,720 - Step 5: Solve for x
x = 93,476,138,140,842,720/268,552,648.64 - Step 6: Final answer
x = 348,073,789.68
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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.