Finding the Fourth Proportional to 5,919,808,217.86, 8,879,021,117.34 and 2,378,406,296.08
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Solution
The fourth proportional to 5,919,808,217.86, 8,879,021,117.34 and 2,378,406,296.08 is: 3,567,331,736.32
Step by Step Solution
- Step 1: Write the proportion equation
5,919,808,217.86 : 8,879,021,117.34 = 2,378,406,296.08 : x - Step 2: Convert to fraction form
5,919,808,217.86/8,879,021,117.34 = 2,378,406,296.08/x - Step 3: Cross multiply
5,919,808,217.86x = 8,879,021,117.34 × 2,378,406,296.08 - Step 4: Simplify right side
5,919,808,217.86x = 21,117,919,728,508,731,392 - Step 5: Solve for x
x = 21,117,919,728,508,731,392/5,919,808,217.86 - Step 6: Final answer
x = 3,567,331,736.32
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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.