Finding the Fourth Proportional to 791,922,572,682.65, 1,186,293,366,442.50 and 361,066,983,206.09
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Solution
The fourth proportional to 791,922,572,682.65, 1,186,293,366,442.50 and 361,066,983,206.09 is: 540,875,310,029.12
Step by Step Solution
- Step 1: Write the proportion equation
791,922,572,682.65 : 1,186,293,366,442.50 = 361,066,983,206.09 : x - Step 2: Convert to fraction form
791,922,572,682.65/1,186,293,366,442.50 = 361,066,983,206.09/x - Step 3: Cross multiply
791,922,572,682.65x = 1,186,293,366,442.50 × 361,066,983,206.09 - Step 4: Simplify right side
791,922,572,682.65x = 428,331,367,018,790,173,802,496 - Step 5: Solve for x
x = 428,331,367,018,790,173,802,496/791,922,572,682.65 - Step 6: Final answer
x = 540,875,310,029.12
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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.