Finding the Fourth Proportional to 2,135,364,257.70, 3,203,046,386.55 and 1,676,717,115.30
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Solution
The fourth proportional to 2,135,364,257.70, 3,203,046,386.55 and 1,676,717,115.30 is: 2,515,075,672.95
Step by Step Solution
- Step 1: Write the proportion equation
2,135,364,257.70 : 3,203,046,386.55 = 1,676,717,115.30 : x - Step 2: Convert to fraction form
2,135,364,257.70/3,203,046,386.55 = 1,676,717,115.30/x - Step 3: Cross multiply
2,135,364,257.70x = 3,203,046,386.55 × 1,676,717,115.30 - Step 4: Simplify right side
2,135,364,257.70x = 5,370,602,697,428,204,544 - Step 5: Solve for x
x = 5,370,602,697,428,204,544/2,135,364,257.70 - Step 6: Final answer
x = 2,515,075,672.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.