Finding the Fourth Proportional to 82,984,724,455.36, 124,407,333,278.16 and 67,224,465,523.84
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Solution
The fourth proportional to 82,984,724,455.36, 124,407,333,278.16 and 67,224,465,523.84 is: 100,780,192,279.48
Step by Step Solution
- Step 1: Write the proportion equation
82,984,724,455.36 : 124,407,333,278.16 = 67,224,465,523.84 : x - Step 2: Convert to fraction form
82,984,724,455.36/124,407,333,278.16 = 67,224,465,523.84/x - Step 3: Cross multiply
82,984,724,455.36x = 124,407,333,278.16 × 67,224,465,523.84 - Step 4: Simplify right side
82,984,724,455.36x = 8,363,216,486,870,539,042,816 - Step 5: Solve for x
x = 8,363,216,486,870,539,042,816/82,984,724,455.36 - Step 6: Final answer
x = 100,780,192,279.48
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.