Finding the Fourth Proportional to 312,014,577.10, 468,021,865.65 and 234,920,202.70
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Solution
The fourth proportional to 312,014,577.10, 468,021,865.65 and 234,920,202.70 is: 352,380,304.05
Step by Step Solution
- Step 1: Write the proportion equation
312,014,577.10 : 468,021,865.65 = 234,920,202.70 : x - Step 2: Convert to fraction form
312,014,577.10/468,021,865.65 = 234,920,202.70/x - Step 3: Cross multiply
312,014,577.10x = 468,021,865.65 × 234,920,202.70 - Step 4: Simplify right side
312,014,577.10x = 109,947,791,546,530,160 - Step 5: Solve for x
x = 109,947,791,546,530,160/312,014,577.10 - Step 6: Final answer
x = 352,380,304.05
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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.