Finding the Fourth Proportional to 849,285,031.68, 1,273,335,286.68 and 376,326,840.12
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Solution
The fourth proportional to 849,285,031.68, 1,273,335,286.68 and 376,326,840.12 is: 564,227,823.37
Step by Step Solution
- Step 1: Write the proportion equation
849,285,031.68 : 1,273,335,286.68 = 376,326,840.12 : x - Step 2: Convert to fraction form
849,285,031.68/1,273,335,286.68 = 376,326,840.12/x - Step 3: Cross multiply
849,285,031.68x = 1,273,335,286.68 × 376,326,840.12 - Step 4: Simplify right side
849,285,031.68x = 479,190,244,849,578,752 - Step 5: Solve for x
x = 479,190,244,849,578,752/849,285,031.68 - Step 6: Final answer
x = 564,227,823.37
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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.