Finding the Fourth Proportional to 418,165,852.97, 577,045,185.76 and 232,522,882.85
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Solution
The fourth proportional to 418,165,852.97, 577,045,185.76 and 232,522,882.85 is: 320,868,404.66
Step by Step Solution
- Step 1: Write the proportion equation
418,165,852.97 : 577,045,185.76 = 232,522,882.85 : x - Step 2: Convert to fraction form
418,165,852.97/577,045,185.76 = 232,522,882.85/x - Step 3: Cross multiply
418,165,852.97x = 577,045,185.76 × 232,522,882.85 - Step 4: Simplify right side
418,165,852.97x = 134,176,210,127,628,960 - Step 5: Solve for x
x = 134,176,210,127,628,960/418,165,852.97 - Step 6: Final answer
x = 320,868,404.66
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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.