Finding the Fourth Proportional to 1,254,039,296.22, 1,881,792,451.44 and 467,636,237.99
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Solution
The fourth proportional to 1,254,039,296.22, 1,881,792,451.44 and 467,636,237.99 is: 701,727,884.70
Step by Step Solution
- Step 1: Write the proportion equation
1,254,039,296.22 : 1,881,792,451.44 = 467,636,237.99 : x - Step 2: Convert to fraction form
1,254,039,296.22/1,881,792,451.44 = 467,636,237.99/x - Step 3: Cross multiply
1,254,039,296.22x = 1,881,792,451.44 × 467,636,237.99 - Step 4: Simplify right side
1,254,039,296.22x = 879,994,342,667,029,120 - Step 5: Solve for x
x = 879,994,342,667,029,120/1,254,039,296.22 - Step 6: Final answer
x = 701,727,884.70
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1.5x scale
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.