Finding the Fourth Proportional to 288,598,395.17, 433,046,425.49 and 135,260,029.73
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Solution
The fourth proportional to 288,598,395.17, 433,046,425.49 and 135,260,029.73 is: 202,959,799.38
Step by Step Solution
- Step 1: Write the proportion equation
288,598,395.17 : 433,046,425.49 = 135,260,029.73 : x - Step 2: Convert to fraction form
288,598,395.17/433,046,425.49 = 135,260,029.73/x - Step 3: Cross multiply
288,598,395.17x = 433,046,425.49 × 135,260,029.73 - Step 4: Simplify right side
288,598,395.17x = 58,573,872,385,571,328 - Step 5: Solve for x
x = 58,573,872,385,571,328/288,598,395.17 - Step 6: Final answer
x = 202,959,799.38
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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.