Finding the Fourth Proportional to 580,456,914.08, 801,030,541.68 and 319,696,530.08
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Solution
The fourth proportional to 580,456,914.08, 801,030,541.68 and 319,696,530.08 is: 441,181,211.65
Step by Step Solution
- Step 1: Write the proportion equation
580,456,914.08 : 801,030,541.68 = 319,696,530.08 : x - Step 2: Convert to fraction form
580,456,914.08/801,030,541.68 = 319,696,530.08/x - Step 3: Cross multiply
580,456,914.08x = 801,030,541.68 × 319,696,530.08 - Step 4: Simplify right side
580,456,914.08x = 256,086,684,663,198,784 - Step 5: Solve for x
x = 256,086,684,663,198,784/580,456,914.08 - Step 6: Final answer
x = 441,181,211.65
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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.