Finding the Fourth Proportional to 4,955,142,550.68, 7,432,512,249.24 and 1,224,339,988.08
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Solution
The fourth proportional to 4,955,142,550.68, 7,432,512,249.24 and 1,224,339,988.08 is: 1,836,460,175.58
Step by Step Solution
- Step 1: Write the proportion equation
4,955,142,550.68 : 7,432,512,249.24 = 1,224,339,988.08 : x - Step 2: Convert to fraction form
4,955,142,550.68/7,432,512,249.24 = 1,224,339,988.08/x - Step 3: Cross multiply
4,955,142,550.68x = 7,432,512,249.24 × 1,224,339,988.08 - Step 4: Simplify right side
4,955,142,550.68x = 9,099,921,958,638,954,496 - Step 5: Solve for x
x = 9,099,921,958,638,954,496/4,955,142,550.68 - Step 6: Final answer
x = 1,836,460,175.58
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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.