Finding the Fourth Proportional to 460,407,819.09, 635,371,340.63 and 251,577,487.65
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Solution
The fourth proportional to 460,407,819.09, 635,371,340.63 and 251,577,487.65 is: 347,181,605.03
Step by Step Solution
- Step 1: Write the proportion equation
460,407,819.09 : 635,371,340.63 = 251,577,487.65 : x - Step 2: Convert to fraction form
460,407,819.09/635,371,340.63 = 251,577,487.65/x - Step 3: Cross multiply
460,407,819.09x = 635,371,340.63 × 251,577,487.65 - Step 4: Simplify right side
460,407,819.09x = 159,845,125,600,507,776 - Step 5: Solve for x
x = 159,845,125,600,507,776/460,407,819.09 - Step 6: Final answer
x = 347,181,605.03
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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.