Finding the Fourth Proportional to 5,800,124,546.40, 8,679,779,485.20 and 5,310,348,520.80
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Solution
The fourth proportional to 5,800,124,546.40, 8,679,779,485.20 and 5,310,348,520.80 is: 7,946,838,689.65
Step by Step Solution
- Step 1: Write the proportion equation
5,800,124,546.40 : 8,679,779,485.20 = 5,310,348,520.80 : x - Step 2: Convert to fraction form
5,800,124,546.40/8,679,779,485.20 = 5,310,348,520.80/x - Step 3: Cross multiply
5,800,124,546.40x = 8,679,779,485.20 × 5,310,348,520.80 - Step 4: Simplify right side
5,800,124,546.40x = 46,092,654,150,102,007,808 - Step 5: Solve for x
x = 46,092,654,150,102,007,808/5,800,124,546.40 - Step 6: Final answer
x = 7,946,838,689.65
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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.