Finding the Fourth Proportional to 748,593,601.01, 1,032,989,841.63 and 414,058,923.68
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Solution
The fourth proportional to 748,593,601.01, 1,032,989,841.63 and 414,058,923.68 is: 571,362,968.40
Step by Step Solution
- Step 1: Write the proportion equation
748,593,601.01 : 1,032,989,841.63 = 414,058,923.68 : x - Step 2: Convert to fraction form
748,593,601.01/1,032,989,841.63 = 414,058,923.68/x - Step 3: Cross multiply
748,593,601.01x = 1,032,989,841.63 × 414,058,923.68 - Step 4: Simplify right side
748,593,601.01x = 427,718,661,997,691,456 - Step 5: Solve for x
x = 427,718,661,997,691,456/748,593,601.01 - Step 6: Final answer
x = 571,362,968.40
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1.5x scale
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.