Finding the Fourth Proportional to 5,422,522,711.98, 7,482,670,672.35 and 3,043,201,125.06
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Solution
The fourth proportional to 5,422,522,711.98, 7,482,670,672.35 and 3,043,201,125.06 is: 4,199,387,078.31
Step by Step Solution
- Step 1: Write the proportion equation
5,422,522,711.98 : 7,482,670,672.35 = 3,043,201,125.06 : x - Step 2: Convert to fraction form
5,422,522,711.98/7,482,670,672.35 = 3,043,201,125.06/x - Step 3: Cross multiply
5,422,522,711.98x = 7,482,670,672.35 × 3,043,201,125.06 - Step 4: Simplify right side
5,422,522,711.98x = 22,771,271,808,548,986,880 - Step 5: Solve for x
x = 22,771,271,808,548,986,880/5,422,522,711.98 - Step 6: Final answer
x = 4,199,387,078.31
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.