Finding the Fourth Proportional to 434,911,315.56, 600,177,713.18 and 239,341,027.56
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Solution
The fourth proportional to 434,911,315.56, 600,177,713.18 and 239,341,027.56 is: 330,290,671.80
Step by Step Solution
- Step 1: Write the proportion equation
434,911,315.56 : 600,177,713.18 = 239,341,027.56 : x - Step 2: Convert to fraction form
434,911,315.56/600,177,713.18 = 239,341,027.56/x - Step 3: Cross multiply
434,911,315.56x = 600,177,713.18 × 239,341,027.56 - Step 4: Simplify right side
434,911,315.56x = 143,647,150,590,132,208 - Step 5: Solve for x
x = 143,647,150,590,132,208/434,911,315.56 - Step 6: Final answer
x = 330,290,671.80
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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.