Finding the Fourth Proportional to 551,925,763.22, 827,790,346.47 and 219,904,946.81
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Solution
The fourth proportional to 551,925,763.22, 827,790,346.47 and 219,904,946.81 is: 329,818,254.99
Step by Step Solution
- Step 1: Write the proportion equation
551,925,763.22 : 827,790,346.47 = 219,904,946.81 : x - Step 2: Convert to fraction form
551,925,763.22/827,790,346.47 = 219,904,946.81/x - Step 3: Cross multiply
551,925,763.22x = 827,790,346.47 × 219,904,946.81 - Step 4: Simplify right side
551,925,763.22x = 182,035,192,106,177,888 - Step 5: Solve for x
x = 182,035,192,106,177,888/551,925,763.22 - Step 6: Final answer
x = 329,818,254.99
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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.