Finding the Fourth Proportional to 330,053,405.10, 495,080,107.65 and 292,746,246.90
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Solution
The fourth proportional to 330,053,405.10, 495,080,107.65 and 292,746,246.90 is: 439,119,370.35
Step by Step Solution
- Step 1: Write the proportion equation
330,053,405.10 : 495,080,107.65 = 292,746,246.90 : x - Step 2: Convert to fraction form
330,053,405.10/495,080,107.65 = 292,746,246.90/x - Step 3: Cross multiply
330,053,405.10x = 495,080,107.65 × 292,746,246.90 - Step 4: Simplify right side
330,053,405.10x = 144,932,843,429,385,472 - Step 5: Solve for x
x = 144,932,843,429,385,472/330,053,405.10 - Step 6: Final answer
x = 439,119,370.35
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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.