Finding the Fourth Proportional to 946,846,092.84, 1,306,687,961.68 and 529,158,365.84
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Solution
The fourth proportional to 946,846,092.84, 1,306,687,961.68 and 529,158,365.84 is: 730,261,097.02
Step by Step Solution
- Step 1: Write the proportion equation
946,846,092.84 : 1,306,687,961.68 = 529,158,365.84 : x - Step 2: Convert to fraction form
946,846,092.84/1,306,687,961.68 = 529,158,365.84/x - Step 3: Cross multiply
946,846,092.84x = 1,306,687,961.68 × 529,158,365.84 - Step 4: Simplify right side
946,846,092.84x = 691,444,866,465,389,312 - Step 5: Solve for x
x = 691,444,866,465,389,312/946,846,092.84 - Step 6: Final answer
x = 730,261,097.02
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1.5x scale
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.