Finding the Fourth Proportional to 574,603,718.56, 792,955,553.16 and 323,711,120.68
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Solution
The fourth proportional to 574,603,718.56, 792,955,553.16 and 323,711,120.68 is: 446,722,710.75
Step by Step Solution
- Step 1: Write the proportion equation
574,603,718.56 : 792,955,553.16 = 323,711,120.68 : x - Step 2: Convert to fraction form
574,603,718.56/792,955,553.16 = 323,711,120.68/x - Step 3: Cross multiply
574,603,718.56x = 792,955,553.16 × 323,711,120.68 - Step 4: Simplify right side
574,603,718.56x = 256,688,530,762,852,896 - Step 5: Solve for x
x = 256,688,530,762,852,896/574,603,718.56 - Step 6: Final answer
x = 446,722,710.75
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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.