Finding the Fourth Proportional to 8,453,398,199.13, 12,678,001,920.33 and 2,857,210,873.62
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Solution
The fourth proportional to 8,453,398,199.13, 12,678,001,920.33 and 2,857,210,873.62 is: 4,285,108,081.88
Step by Step Solution
- Step 1: Write the proportion equation
8,453,398,199.13 : 12,678,001,920.33 = 2,857,210,873.62 : x - Step 2: Convert to fraction form
8,453,398,199.13/12,678,001,920.33 = 2,857,210,873.62/x - Step 3: Cross multiply
8,453,398,199.13x = 12,678,001,920.33 × 2,857,210,873.62 - Step 4: Simplify right side
8,453,398,199.13x = 36,223,724,942,483,779,584 - Step 5: Solve for x
x = 36,223,724,942,483,779,584/8,453,398,199.13 - Step 6: Final answer
x = 4,285,108,081.88
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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.