Finding the Fourth Proportional to 4,635,973,209.83, 6,399,307,138.67 and 2,756,374,009.63
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Solution
The fourth proportional to 4,635,973,209.83, 6,399,307,138.67 and 2,756,374,009.63 is: 3,804,785,549.51
Step by Step Solution
- Step 1: Write the proportion equation
4,635,973,209.83 : 6,399,307,138.67 = 2,756,374,009.63 : x - Step 2: Convert to fraction form
4,635,973,209.83/6,399,307,138.67 = 2,756,374,009.63/x - Step 3: Cross multiply
4,635,973,209.83x = 6,399,307,138.67 × 2,756,374,009.63 - Step 4: Simplify right side
4,635,973,209.83x = 17,638,883,876,650,954,752 - Step 5: Solve for x
x = 17,638,883,876,650,954,752/4,635,973,209.83 - Step 6: Final answer
x = 3,804,785,549.51
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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.