Finding the Fourth Proportional to 4,175,344,986.80, 6,263,017,480.20 and 2,799,403,559.60
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Solution
The fourth proportional to 4,175,344,986.80, 6,263,017,480.20 and 2,799,403,559.60 is: 4,199,105,339.40
Step by Step Solution
- Step 1: Write the proportion equation
4,175,344,986.80 : 6,263,017,480.20 = 2,799,403,559.60 : x - Step 2: Convert to fraction form
4,175,344,986.80/6,263,017,480.20 = 2,799,403,559.60/x - Step 3: Cross multiply
4,175,344,986.80x = 6,263,017,480.20 × 2,799,403,559.60 - Step 4: Simplify right side
4,175,344,986.80x = 17,532,713,427,908,900,864 - Step 5: Solve for x
x = 17,532,713,427,908,900,864/4,175,344,986.80 - Step 6: Final answer
x = 4,199,105,339.40
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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.