Finding the Fourth Proportional to 7,230,030,294.64, 9,976,894,246.44 and 4,057,601,512.08
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Solution
The fourth proportional to 7,230,030,294.64, 9,976,894,246.44 and 4,057,601,512.08 is: 5,599,182,787.69
Step by Step Solution
- Step 1: Write the proportion equation
7,230,030,294.64 : 9,976,894,246.44 = 4,057,601,512.08 : x - Step 2: Convert to fraction form
7,230,030,294.64/9,976,894,246.44 = 4,057,601,512.08/x - Step 3: Cross multiply
7,230,030,294.64x = 9,976,894,246.44 × 4,057,601,512.08 - Step 4: Simplify right side
7,230,030,294.64x = 40,482,261,180,217,196,544 - Step 5: Solve for x
x = 40,482,261,180,217,196,544/7,230,030,294.64 - Step 6: Final answer
x = 5,599,182,787.69
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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.