Finding the Fourth Proportional to 99,840,869.38, 149,754,201.18 and 30,746,468.08
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Solution
The fourth proportional to 99,840,869.38, 149,754,201.18 and 30,746,468.08 is: 46,117,514.75
Step by Step Solution
- Step 1: Write the proportion equation
99,840,869.38 : 149,754,201.18 = 30,746,468.08 : x - Step 2: Convert to fraction form
99,840,869.38/149,754,201.18 = 30,746,468.08/x - Step 3: Cross multiply
99,840,869.38x = 149,754,201.18 × 30,746,468.08 - Step 4: Simplify right side
99,840,869.38x = 4,604,412,766,426,768 - Step 5: Solve for x
x = 4,604,412,766,426,768/99,840,869.38 - Step 6: Final answer
x = 46,117,514.75
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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.