Finding the Fourth Proportional to 727,654,041.53, 1,091,480,937.75 and 230,013,892.79
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Solution
The fourth proportional to 727,654,041.53, 1,091,480,937.75 and 230,013,892.79 is: 345,020,799.82
Step by Step Solution
- Step 1: Write the proportion equation
727,654,041.53 : 1,091,480,937.75 = 230,013,892.79 : x - Step 2: Convert to fraction form
727,654,041.53/1,091,480,937.75 = 230,013,892.79/x - Step 3: Cross multiply
727,654,041.53x = 1,091,480,937.75 × 230,013,892.79 - Step 4: Simplify right side
727,654,041.53x = 251,055,779,397,957,152 - Step 5: Solve for x
x = 251,055,779,397,957,152/727,654,041.53 - Step 6: Final answer
x = 345,020,799.82
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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.