Finding the Fourth Proportional to 533,591,007.28, 736,378,603.35 and 295,436,189.68
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Solution
The fourth proportional to 533,591,007.28, 736,378,603.35 and 295,436,189.68 is: 407,714,683.66
Step by Step Solution
- Step 1: Write the proportion equation
533,591,007.28 : 736,378,603.35 = 295,436,189.68 : x - Step 2: Convert to fraction form
533,591,007.28/736,378,603.35 = 295,436,189.68/x - Step 3: Cross multiply
533,591,007.28x = 736,378,603.35 × 295,436,189.68 - Step 4: Simplify right side
533,591,007.28x = 217,552,888,735,604,096 - Step 5: Solve for x
x = 217,552,888,735,604,096/533,591,007.28 - Step 6: Final answer
x = 407,714,683.66
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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.