Finding the Fourth Proportional to 484,532,156.44, 668,650,974.42 and 264,515,582.44
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Solution
The fourth proportional to 484,532,156.44, 668,650,974.42 and 264,515,582.44 is: 365,029,646.84
Step by Step Solution
- Step 1: Write the proportion equation
484,532,156.44 : 668,650,974.42 = 264,515,582.44 : x - Step 2: Convert to fraction form
484,532,156.44/668,650,974.42 = 264,515,582.44/x - Step 3: Cross multiply
484,532,156.44x = 668,650,974.42 × 264,515,582.44 - Step 4: Simplify right side
484,532,156.44x = 176,868,601,947,779,840 - Step 5: Solve for x
x = 176,868,601,947,779,840/484,532,156.44 - Step 6: Final answer
x = 365,029,646.84
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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.