Finding the Fourth Proportional to 6,212,912,265.77, 9,319,403,238.02 and 2,072,344,422.65
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Solution
The fourth proportional to 6,212,912,265.77, 9,319,403,238.02 and 2,072,344,422.65 is: 3,108,528,254.80
Step by Step Solution
- Step 1: Write the proportion equation
6,212,912,265.77 : 9,319,403,238.02 = 2,072,344,422.65 : x - Step 2: Convert to fraction form
6,212,912,265.77/9,319,403,238.02 = 2,072,344,422.65/x - Step 3: Cross multiply
6,212,912,265.77x = 9,319,403,238.02 × 2,072,344,422.65 - Step 4: Simplify right side
6,212,912,265.77x = 19,313,013,322,737,098,752 - Step 5: Solve for x
x = 19,313,013,322,737,098,752/6,212,912,265.77 - Step 6: Final answer
x = 3,108,528,254.80
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1.5x scale
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.