Finding the Fourth Proportional to 4,580,659,674.40, 6,873,005,050.80 and 2,125,732,928.80
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Solution
The fourth proportional to 4,580,659,674.40, 6,873,005,050.80 and 2,125,732,928.80 is: 3,189,534,738.40
Step by Step Solution
- Step 1: Write the proportion equation
4,580,659,674.40 : 6,873,005,050.80 = 2,125,732,928.80 : x - Step 2: Convert to fraction form
4,580,659,674.40/6,873,005,050.80 = 2,125,732,928.80/x - Step 3: Cross multiply
4,580,659,674.40x = 6,873,005,050.80 × 2,125,732,928.80 - Step 4: Simplify right side
4,580,659,674.40x = 14,610,173,156,294,277,120 - Step 5: Solve for x
x = 14,610,173,156,294,277,120/4,580,659,674.40 - Step 6: Final answer
x = 3,189,534,738.40
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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.