Finding the Fourth Proportional to 6,518,582,440.84, 8,995,860,814.86 and 3,661,227,416.26
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Solution
The fourth proportional to 6,518,582,440.84, 8,995,860,814.86 and 3,661,227,416.26 is: 5,052,615,740.79
Step by Step Solution
- Step 1: Write the proportion equation
6,518,582,440.84 : 8,995,860,814.86 = 3,661,227,416.26 : x - Step 2: Convert to fraction form
6,518,582,440.84/8,995,860,814.86 = 3,661,227,416.26/x - Step 3: Cross multiply
6,518,582,440.84x = 8,995,860,814.86 × 3,661,227,416.26 - Step 4: Simplify right side
6,518,582,440.84x = 32,935,892,248,224,460,800 - Step 5: Solve for x
x = 32,935,892,248,224,460,800/6,518,582,440.84 - Step 6: Final answer
x = 5,052,615,740.79
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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.