Finding the Fourth Proportional to 1,166,798,701.60, 1,749,103,191.60 and 440,275,616.80
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Solution
The fourth proportional to 1,166,798,701.60, 1,749,103,191.60 and 440,275,616.80 is: 660,000,294.37
Step by Step Solution
- Step 1: Write the proportion equation
1,166,798,701.60 : 1,749,103,191.60 = 440,275,616.80 : x - Step 2: Convert to fraction form
1,166,798,701.60/1,749,103,191.60 = 440,275,616.80/x - Step 3: Cross multiply
1,166,798,701.60x = 1,749,103,191.60 × 440,275,616.80 - Step 4: Simplify right side
1,166,798,701.60x = 770,087,486,528,538,496 - Step 5: Solve for x
x = 770,087,486,528,538,496/1,166,798,701.60 - Step 6: Final answer
x = 660,000,294.37
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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.