Finding the Fourth Proportional to 796,855,152.40, 1,099,661,577.68 and 444,453,857.44
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Solution
The fourth proportional to 796,855,152.40, 1,099,661,577.68 and 444,453,857.44 is: 613,347,141.71
Step by Step Solution
- Step 1: Write the proportion equation
796,855,152.40 : 1,099,661,577.68 = 444,453,857.44 : x - Step 2: Convert to fraction form
796,855,152.40/1,099,661,577.68 = 444,453,857.44/x - Step 3: Cross multiply
796,855,152.40x = 1,099,661,577.68 × 444,453,857.44 - Step 4: Simplify right side
796,855,152.40x = 488,748,830,078,432,256 - Step 5: Solve for x
x = 488,748,830,078,432,256/796,855,152.40 - Step 6: Final answer
x = 613,347,141.71
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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.