Finding the Fourth Proportional to 54,204,887,621.29, 74,804,538,843.70 and 29,791,163,213.20
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Solution
The fourth proportional to 54,204,887,621.29, 74,804,538,843.70 and 29,791,163,213.20 is: 41,112,791,181.32
Step by Step Solution
- Step 1: Write the proportion equation
54,204,887,621.29 : 74,804,538,843.70 = 29,791,163,213.20 : x - Step 2: Convert to fraction form
54,204,887,621.29/74,804,538,843.70 = 29,791,163,213.20/x - Step 3: Cross multiply
54,204,887,621.29x = 74,804,538,843.70 × 29,791,163,213.20 - Step 4: Simplify right side
54,204,887,621.29x = 2,228,514,225,780,825,784,320 - Step 5: Solve for x
x = 2,228,514,225,780,825,784,320/54,204,887,621.29 - Step 6: Final answer
x = 41,112,791,181.32
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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.