Finding the Fourth Proportional to 585,952,706.84, 808,246,925.78 and 347,629,162.12
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Solution
The fourth proportional to 585,952,706.84, 808,246,925.78 and 347,629,162.12 is: 479,510,032.66
Step by Step Solution
- Step 1: Write the proportion equation
585,952,706.84 : 808,246,925.78 = 347,629,162.12 : x - Step 2: Convert to fraction form
585,952,706.84/808,246,925.78 = 347,629,162.12/x - Step 3: Cross multiply
585,952,706.84x = 808,246,925.78 × 347,629,162.12 - Step 4: Simplify right side
585,952,706.84x = 280,970,201,591,208,448 - Step 5: Solve for x
x = 280,970,201,591,208,448/585,952,706.84 - Step 6: Final answer
x = 479,510,032.66
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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.