Finding the Fourth Proportional to 1,832,280,343.80, 2,748,420,515.70 and 958,544,100.60
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Solution
The fourth proportional to 1,832,280,343.80, 2,748,420,515.70 and 958,544,100.60 is: 1,437,816,150.90
Step by Step Solution
- Step 1: Write the proportion equation
1,832,280,343.80 : 2,748,420,515.70 = 958,544,100.60 : x - Step 2: Convert to fraction form
1,832,280,343.80/2,748,420,515.70 = 958,544,100.60/x - Step 3: Cross multiply
1,832,280,343.80x = 2,748,420,515.70 × 958,544,100.60 - Step 4: Simplify right side
1,832,280,343.80x = 2,634,482,271,292,244,480 - Step 5: Solve for x
x = 2,634,482,271,292,244,480/1,832,280,343.80 - Step 6: Final answer
x = 1,437,816,150.90
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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.