Finding the Fourth Proportional to 359,371,284.63, 495,932,368.95 and 194,358,854.13
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Solution
The fourth proportional to 359,371,284.63, 495,932,368.95 and 194,358,854.13 is: 268,215,216.62
Step by Step Solution
- Step 1: Write the proportion equation
359,371,284.63 : 495,932,368.95 = 194,358,854.13 : x - Step 2: Convert to fraction form
359,371,284.63/495,932,368.95 = 194,358,854.13/x - Step 3: Cross multiply
359,371,284.63x = 495,932,368.95 × 194,358,854.13 - Step 4: Simplify right side
359,371,284.63x = 96,388,846,955,098,384 - Step 5: Solve for x
x = 96,388,846,955,098,384/359,371,284.63 - Step 6: Final answer
x = 268,215,216.62
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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.