Finding the Fourth Proportional to 4,791,490,093.55, 6,612,134,512.82 and 2,676,961,918.82
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Solution
The fourth proportional to 4,791,490,093.55, 6,612,134,512.82 and 2,676,961,918.82 is: 3,694,139,390.32
Step by Step Solution
- Step 1: Write the proportion equation
4,791,490,093.55 : 6,612,134,512.82 = 2,676,961,918.82 : x - Step 2: Convert to fraction form
4,791,490,093.55/6,612,134,512.82 = 2,676,961,918.82/x - Step 3: Cross multiply
4,791,490,093.55x = 6,612,134,512.82 × 2,676,961,918.82 - Step 4: Simplify right side
4,791,490,093.55x = 17,700,432,292,902,819,840 - Step 5: Solve for x
x = 17,700,432,292,902,819,840/4,791,490,093.55 - Step 6: Final answer
x = 3,694,139,390.32
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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.