Finding the Fourth Proportional to 214,918,951.29, 322,378,229.99 and 67,367,572.53
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Solution
The fourth proportional to 214,918,951.29, 322,378,229.99 and 67,367,572.53 is: 101,051,297.06
Step by Step Solution
- Step 1: Write the proportion equation
214,918,951.29 : 322,378,229.99 = 67,367,572.53 : x - Step 2: Convert to fraction form
214,918,951.29/322,378,229.99 = 67,367,572.53/x - Step 3: Cross multiply
214,918,951.29x = 322,378,229.99 × 67,367,572.53 - Step 4: Simplify right side
214,918,951.29x = 21,717,838,789,164,040 - Step 5: Solve for x
x = 21,717,838,789,164,040/214,918,951.29 - Step 6: Final answer
x = 101,051,297.06
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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.