Finding the Fourth Proportional to 266,320,267, 399,480,400.50 and 74,844,043
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Solution
The fourth proportional to 266,320,267, 399,480,400.50 and 74,844,043 is: 112,266,064.50
Step by Step Solution
- Step 1: Write the proportion equation
266,320,267 : 399,480,400.50 = 74,844,043 : x - Step 2: Convert to fraction form
266,320,267/399,480,400.50 = 74,844,043/x - Step 3: Cross multiply
266,320,267x = 399,480,400.50 × 74,844,043 - Step 4: Simplify right side
266,320,267x = 29,898,728,272,679,220 - Step 5: Solve for x
x = 29,898,728,272,679,220/266,320,267 - Step 6: Final answer
x = 112,266,064.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.