Finding the Fourth Proportional to 922,961,811.44, 1,383,998,668.68 and 309,116,750.96
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Solution
The fourth proportional to 922,961,811.44, 1,383,998,668.68 and 309,116,750.96 is: 463,526,406.50
Step by Step Solution
- Step 1: Write the proportion equation
922,961,811.44 : 1,383,998,668.68 = 309,116,750.96 : x - Step 2: Convert to fraction form
922,961,811.44/1,383,998,668.68 = 309,116,750.96/x - Step 3: Cross multiply
922,961,811.44x = 1,383,998,668.68 × 309,116,750.96 - Step 4: Simplify right side
922,961,811.44x = 427,817,171,795,327,104 - Step 5: Solve for x
x = 427,817,171,795,327,104/922,961,811.44 - Step 6: Final answer
x = 463,526,406.50
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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.