Finding the Fourth Proportional to 193,296,434,253.57, 266,757,395,365.48 and 107,657,438,081.49
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Solution
The fourth proportional to 193,296,434,253.57, 266,757,395,365.48 and 107,657,438,081.49 is: 148,571,896,244.43
Step by Step Solution
- Step 1: Write the proportion equation
193,296,434,253.57 : 266,757,395,365.48 = 107,657,438,081.49 : x - Step 2: Convert to fraction form
193,296,434,253.57/266,757,395,365.48 = 107,657,438,081.49/x - Step 3: Cross multiply
193,296,434,253.57x = 266,757,395,365.48 × 107,657,438,081.49 - Step 4: Simplify right side
193,296,434,253.57x = 28,718,417,774,338,713,321,472 - Step 5: Solve for x
x = 28,718,417,774,338,713,321,472/193,296,434,253.57 - Step 6: Final answer
x = 148,571,896,244.43
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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.