Finding the Fourth Proportional to 321,565,730.66, 443,760,927.01 and 180,417,465.94
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Solution
The fourth proportional to 321,565,730.66, 443,760,927.01 and 180,417,465.94 is: 248,976,225.70
Step by Step Solution
- Step 1: Write the proportion equation
321,565,730.66 : 443,760,927.01 = 180,417,465.94 : x - Step 2: Convert to fraction form
321,565,730.66/443,760,927.01 = 180,417,465.94/x - Step 3: Cross multiply
321,565,730.66x = 443,760,927.01 × 180,417,465.94 - Step 4: Simplify right side
321,565,730.66x = 80,062,221,934,329,504 - Step 5: Solve for x
x = 80,062,221,934,329,504/321,565,730.66 - Step 6: Final answer
x = 248,976,225.70
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.