Finding the Fourth Proportional to 7,230,030,290.64, 9,976,894,240.84 and 4,057,601,508.08
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Solution
The fourth proportional to 7,230,030,290.64, 9,976,894,240.84 and 4,057,601,508.08 is: 5,599,182,782.12
Step by Step Solution
- Step 1: Write the proportion equation
7,230,030,290.64 : 9,976,894,240.84 = 4,057,601,508.08 : x - Step 2: Convert to fraction form
7,230,030,290.64/9,976,894,240.84 = 4,057,601,508.08/x - Step 3: Cross multiply
7,230,030,290.64x = 9,976,894,240.84 × 4,057,601,508.08 - Step 4: Simplify right side
7,230,030,290.64x = 40,482,261,117,587,054,592 - Step 5: Solve for x
x = 40,482,261,117,587,054,592/7,230,030,290.64 - Step 6: Final answer
x = 5,599,182,782.12
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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.