Finding the Fourth Proportional to 737,814,985.36, 1,018,183,816.92 and 403,289,704.80
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Solution
The fourth proportional to 737,814,985.36, 1,018,183,816.92 and 403,289,704.80 is: 556,539,320.98
Step by Step Solution
- Step 1: Write the proportion equation
737,814,985.36 : 1,018,183,816.92 = 403,289,704.80 : x - Step 2: Convert to fraction form
737,814,985.36/1,018,183,816.92 = 403,289,704.80/x - Step 3: Cross multiply
737,814,985.36x = 1,018,183,816.92 × 403,289,704.80 - Step 4: Simplify right side
737,814,985.36x = 410,623,050,957,804,032 - Step 5: Solve for x
x = 410,623,050,957,804,032/737,814,985.36 - Step 6: Final answer
x = 556,539,320.98
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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.