Finding the Fourth Proportional to 183,002,946.48, 252,534,973.05 and 103,605,661.08
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Solution
The fourth proportional to 183,002,946.48, 252,534,973.05 and 103,605,661.08 is: 142,970,664.31
Step by Step Solution
- Step 1: Write the proportion equation
183,002,946.48 : 252,534,973.05 = 103,605,661.08 : x - Step 2: Convert to fraction form
183,002,946.48/252,534,973.05 = 103,605,661.08/x - Step 3: Cross multiply
183,002,946.48x = 252,534,973.05 × 103,605,661.08 - Step 4: Simplify right side
183,002,946.48x = 26,164,052,828,665,236 - Step 5: Solve for x
x = 26,164,052,828,665,236/183,002,946.48 - Step 6: Final answer
x = 142,970,664.31
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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.