Finding the Fourth Proportional to 51,017,133,744.98, 76,559,834,236.98 and 21,171,463,872.02
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Solution
The fourth proportional to 51,017,133,744.98, 76,559,834,236.98 and 21,171,463,872.02 is: 31,771,360,827.49
Step by Step Solution
- Step 1: Write the proportion equation
51,017,133,744.98 : 76,559,834,236.98 = 21,171,463,872.02 : x - Step 2: Convert to fraction form
51,017,133,744.98/76,559,834,236.98 = 21,171,463,872.02/x - Step 3: Cross multiply
51,017,133,744.98x = 76,559,834,236.98 × 21,171,463,872.02 - Step 4: Simplify right side
51,017,133,744.98x = 1,620,883,764,596,062,027,776 - Step 5: Solve for x
x = 1,620,883,764,596,062,027,776/51,017,133,744.98 - Step 6: Final answer
x = 31,771,360,827.49
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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.