Finding the Fourth Proportional to 324,998,309.79, 448,498,519.20 and 176,319,423.18
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Solution
The fourth proportional to 324,998,309.79, 448,498,519.20 and 176,319,423.18 is: 243,321,266.05
Step by Step Solution
- Step 1: Write the proportion equation
324,998,309.79 : 448,498,519.20 = 176,319,423.18 : x - Step 2: Convert to fraction form
324,998,309.79/448,498,519.20 = 176,319,423.18/x - Step 3: Cross multiply
324,998,309.79x = 448,498,519.20 × 176,319,423.18 - Step 4: Simplify right side
324,998,309.79x = 79,079,000,202,428,160 - Step 5: Solve for x
x = 79,079,000,202,428,160/324,998,309.79 - Step 6: Final answer
x = 243,321,266.05
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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.