Finding the Fourth Proportional to 4,658,997,810.66, 6,429,575,636.19 and 2,755,391,095.44
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Solution
The fourth proportional to 4,658,997,810.66, 6,429,575,636.19 and 2,755,391,095.44 is: 3,802,533,543.78
Step by Step Solution
- Step 1: Write the proportion equation
4,658,997,810.66 : 6,429,575,636.19 = 2,755,391,095.44 : x - Step 2: Convert to fraction form
4,658,997,810.66/6,429,575,636.19 = 2,755,391,095.44/x - Step 3: Cross multiply
4,658,997,810.66x = 6,429,575,636.19 × 2,755,391,095.44 - Step 4: Simplify right side
4,658,997,810.66x = 17,715,995,455,415,898,112 - Step 5: Solve for x
x = 17,715,995,455,415,898,112/4,658,997,810.66 - Step 6: Final answer
x = 3,802,533,543.78
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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.