Finding the Fourth Proportional to 9,567,921,520.20, 14,351,882,280.30 and 8,259,301,201.80
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Solution
The fourth proportional to 9,567,921,520.20, 14,351,882,280.30 and 8,259,301,201.80 is: 12,388,951,802.70
Step by Step Solution
- Step 1: Write the proportion equation
9,567,921,520.20 : 14,351,882,280.30 = 8,259,301,201.80 : x - Step 2: Convert to fraction form
9,567,921,520.20/14,351,882,280.30 = 8,259,301,201.80/x - Step 3: Cross multiply
9,567,921,520.20x = 14,351,882,280.30 × 8,259,301,201.80 - Step 4: Simplify right side
9,567,921,520.20x = 118,536,518,565,773,918,208 - Step 5: Solve for x
x = 118,536,518,565,773,918,208/9,567,921,520.20 - Step 6: Final answer
x = 12,388,951,802.70
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Double scale
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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.