Finding the Fourth Proportional to 122,350,594,250.31, 168,836,212,398.51 and 67,414,693,011.09
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Solution
The fourth proportional to 122,350,594,250.31, 168,836,212,398.51 and 67,414,693,011.09 is: 93,028,084,560.95
Step by Step Solution
- Step 1: Write the proportion equation
122,350,594,250.31 : 168,836,212,398.51 = 67,414,693,011.09 : x - Step 2: Convert to fraction form
122,350,594,250.31/168,836,212,398.51 = 67,414,693,011.09/x - Step 3: Cross multiply
122,350,594,250.31x = 168,836,212,398.51 × 67,414,693,011.09 - Step 4: Simplify right side
122,350,594,250.31x = 11,382,041,428,000,738,639,872 - Step 5: Solve for x
x = 11,382,041,428,000,738,639,872/122,350,594,250.31 - Step 6: Final answer
x = 93,028,084,560.95
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1.5x scale
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.