Finding the Fourth Proportional to 265,018,158.64, 397,708,822.82 and 92,494,972.09
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Solution
The fourth proportional to 265,018,158.64, 397,708,822.82 and 92,494,972.09 is: 138,805,833.74
Step by Step Solution
- Step 1: Write the proportion equation
265,018,158.64 : 397,708,822.82 = 92,494,972.09 : x - Step 2: Convert to fraction form
265,018,158.64/397,708,822.82 = 92,494,972.09/x - Step 3: Cross multiply
265,018,158.64x = 397,708,822.82 × 92,494,972.09 - Step 4: Simplify right side
265,018,158.64x = 36,786,066,466,682,656 - Step 5: Solve for x
x = 36,786,066,466,682,656/265,018,158.64 - Step 6: Final answer
x = 138,805,833.74
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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.