Finding the Fourth Proportional to 129,822,067.38, 194,423,968.44 and 75,119,368.98
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Solution
The fourth proportional to 129,822,067.38, 194,423,968.44 and 75,119,368.98 is: 112,500,179.04
Step by Step Solution
- Step 1: Write the proportion equation
129,822,067.38 : 194,423,968.44 = 75,119,368.98 : x - Step 2: Convert to fraction form
129,822,067.38/194,423,968.44 = 75,119,368.98/x - Step 3: Cross multiply
129,822,067.38x = 194,423,968.44 × 75,119,368.98 - Step 4: Simplify right side
129,822,067.38x = 14,605,005,823,800,236 - Step 5: Solve for x
x = 14,605,005,823,800,236/129,822,067.38 - Step 6: Final answer
x = 112,500,179.04
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.