Finding the Fourth Proportional to 219,858,669.24, 303,442,283.94 and 127,092,952.68
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Solution
The fourth proportional to 219,858,669.24, 303,442,283.94 and 127,092,952.68 is: 175,409,848.37
Step by Step Solution
- Step 1: Write the proportion equation
219,858,669.24 : 303,442,283.94 = 127,092,952.68 : x - Step 2: Convert to fraction form
219,858,669.24/303,442,283.94 = 127,092,952.68/x - Step 3: Cross multiply
219,858,669.24x = 303,442,283.94 × 127,092,952.68 - Step 4: Simplify right side
219,858,669.24x = 38,565,375,833,897,544 - Step 5: Solve for x
x = 38,565,375,833,897,544/219,858,669.24 - Step 6: Final answer
x = 175,409,848.37
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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.