Finding the Fourth Proportional to 336,928,689.29, 464,985,651.51 and 186,218,102.93
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Solution
The fourth proportional to 336,928,689.29, 464,985,651.51 and 186,218,102.93 is: 256,994,279.99
Step by Step Solution
- Step 1: Write the proportion equation
336,928,689.29 : 464,985,651.51 = 186,218,102.93 : x - Step 2: Convert to fraction form
336,928,689.29/464,985,651.51 = 186,218,102.93/x - Step 3: Cross multiply
336,928,689.29x = 464,985,651.51 × 186,218,102.93 - Step 4: Simplify right side
336,928,689.29x = 86,588,745,911,537,360 - Step 5: Solve for x
x = 86,588,745,911,537,360/336,928,689.29 - Step 6: Final answer
x = 256,994,279.99
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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.