Finding the Fourth Proportional to 302,519,107.80, 453,778,661.70 and 295,800,643.80
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Solution
The fourth proportional to 302,519,107.80, 453,778,661.70 and 295,800,643.80 is: 443,700,965.70
Step by Step Solution
- Step 1: Write the proportion equation
302,519,107.80 : 453,778,661.70 = 295,800,643.80 : x - Step 2: Convert to fraction form
302,519,107.80/453,778,661.70 = 295,800,643.80/x - Step 3: Cross multiply
302,519,107.80x = 453,778,661.70 × 295,800,643.80 - Step 4: Simplify right side
302,519,107.80x = 134,228,020,273,562,400 - Step 5: Solve for x
x = 134,228,020,273,562,400/302,519,107.80 - Step 6: Final answer
x = 443,700,965.70
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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.