Finding the Fourth Proportional to 4,658,997,809.66, 6,429,575,634.81 and 2,755,391,094.44
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Solution
The fourth proportional to 4,658,997,809.66, 6,429,575,634.81 and 2,755,391,094.44 is: 3,802,533,542.39
Step by Step Solution
- Step 1: Write the proportion equation
4,658,997,809.66 : 6,429,575,634.81 = 2,755,391,094.44 : x - Step 2: Convert to fraction form
4,658,997,809.66/6,429,575,634.81 = 2,755,391,094.44/x - Step 3: Cross multiply
4,658,997,809.66x = 6,429,575,634.81 × 2,755,391,094.44 - Step 4: Simplify right side
4,658,997,809.66x = 17,715,995,445,151,735,808 - Step 5: Solve for x
x = 17,715,995,445,151,735,808/4,658,997,809.66 - Step 6: Final answer
x = 3,802,533,542.39
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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.