Finding the Fourth Proportional to 153,229,294.56, 229,801,415.76 and 42,539,535.84
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Solution
The fourth proportional to 153,229,294.56, 229,801,415.76 and 42,539,535.84 is: 63,797,497.66
Step by Step Solution
- Step 1: Write the proportion equation
153,229,294.56 : 229,801,415.76 = 42,539,535.84 : x - Step 2: Convert to fraction form
153,229,294.56/229,801,415.76 = 42,539,535.84/x - Step 3: Cross multiply
153,229,294.56x = 229,801,415.76 × 42,539,535.84 - Step 4: Simplify right side
153,229,294.56x = 9,775,645,561,805,262 - Step 5: Solve for x
x = 9,775,645,561,805,262/153,229,294.56 - Step 6: Final answer
x = 63,797,497.66
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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.