Finding the Fourth Proportional to 202,199,650,612.62, 278,901,159,342.66 and 130,032,952,832.04
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Solution
The fourth proportional to 202,199,650,612.62, 278,901,159,342.66 and 130,032,952,832.04 is: 179,359,070,046.49
Step by Step Solution
- Step 1: Write the proportion equation
202,199,650,612.62 : 278,901,159,342.66 = 130,032,952,832.04 : x - Step 2: Convert to fraction form
202,199,650,612.62/278,901,159,342.66 = 130,032,952,832.04/x - Step 3: Cross multiply
202,199,650,612.62x = 278,901,159,342.66 × 130,032,952,832.04 - Step 4: Simplify right side
202,199,650,612.62x = 36,266,341,297,605,375,426,560 - Step 5: Solve for x
x = 36,266,341,297,605,375,426,560/202,199,650,612.62 - Step 6: Final answer
x = 179,359,070,046.49
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.