Finding the Fourth Proportional to 220,732,346,532.44, 331,098,519,424.92 and 53,039,809,246.80
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Solution
The fourth proportional to 220,732,346,532.44, 331,098,519,424.92 and 53,039,809,246.80 is: 79,559,713,780.39
Step by Step Solution
- Step 1: Write the proportion equation
220,732,346,532.44 : 331,098,519,424.92 = 53,039,809,246.80 : x - Step 2: Convert to fraction form
220,732,346,532.44/331,098,519,424.92 = 53,039,809,246.80/x - Step 3: Cross multiply
220,732,346,532.44x = 331,098,519,424.92 × 53,039,809,246.80 - Step 4: Simplify right side
220,732,346,532.44x = 17,561,402,312,195,661,889,536 - Step 5: Solve for x
x = 17,561,402,312,195,661,889,536/220,732,346,532.44 - Step 6: Final answer
x = 79,559,713,780.39
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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.