Finding the Fourth Proportional to 258,633,952.08, 356,909,794.68 and 141,160,124.56
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Solution
The fourth proportional to 258,633,952.08, 356,909,794.68 and 141,160,124.56 is: 194,798,210.63
Step by Step Solution
- Step 1: Write the proportion equation
258,633,952.08 : 356,909,794.68 = 141,160,124.56 : x - Step 2: Convert to fraction form
258,633,952.08/356,909,794.68 = 141,160,124.56/x - Step 3: Cross multiply
258,633,952.08x = 356,909,794.68 × 141,160,124.56 - Step 4: Simplify right side
258,633,952.08x = 50,381,431,073,712,824 - Step 5: Solve for x
x = 50,381,431,073,712,824/258,633,952.08 - Step 6: Final answer
x = 194,798,210.63
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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.