Finding the Fourth Proportional to 533,591,027.22, 736,378,630.83 and 295,436,209.74
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Solution
The fourth proportional to 533,591,027.22, 736,378,630.83 and 295,436,209.74 is: 407,714,711.32
Step by Step Solution
- Step 1: Write the proportion equation
533,591,027.22 : 736,378,630.83 = 295,436,209.74 : x - Step 2: Convert to fraction form
533,591,027.22/736,378,630.83 = 295,436,209.74/x - Step 3: Cross multiply
533,591,027.22x = 736,378,630.83 × 295,436,209.74 - Step 4: Simplify right side
533,591,027.22x = 217,552,911,625,945,920 - Step 5: Solve for x
x = 217,552,911,625,945,920/533,591,027.22 - Step 6: Final answer
x = 407,714,711.32
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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.