Finding the Fourth Proportional to 804,974,973.68, 1,110,858,786.60 and 452,552,535.92
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Solution
The fourth proportional to 804,974,973.68, 1,110,858,786.60 and 452,552,535.92 is: 624,518,745.75
Step by Step Solution
- Step 1: Write the proportion equation
804,974,973.68 : 1,110,858,786.60 = 452,552,535.92 : x - Step 2: Convert to fraction form
804,974,973.68/1,110,858,786.60 = 452,552,535.92/x - Step 3: Cross multiply
804,974,973.68x = 1,110,858,786.60 × 452,552,535.92 - Step 4: Simplify right side
804,974,973.68x = 502,721,960,924,844,096 - Step 5: Solve for x
x = 502,721,960,924,844,096/804,974,973.68 - Step 6: Final answer
x = 624,518,745.75
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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.