Finding the Fourth Proportional to 904,690,282.24, 1,248,525,918.62 and 681,277,800.28
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Solution
The fourth proportional to 904,690,282.24, 1,248,525,918.62 and 681,277,800.28 is: 940,203,523.93
Step by Step Solution
- Step 1: Write the proportion equation
904,690,282.24 : 1,248,525,918.62 = 681,277,800.28 : x - Step 2: Convert to fraction form
904,690,282.24/1,248,525,918.62 = 681,277,800.28/x - Step 3: Cross multiply
904,690,282.24x = 1,248,525,918.62 × 681,277,800.28 - Step 4: Simplify right side
904,690,282.24x = 850,592,991,429,999,744 - Step 5: Solve for x
x = 850,592,991,429,999,744/904,690,282.24 - Step 6: Final answer
x = 940,203,523.93
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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.