Finding the Fourth Proportional to 175,990,763.32, 242,855,939.58 and 97,674,369.85
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Solution
The fourth proportional to 175,990,763.32, 242,855,939.58 and 97,674,369.85 is: 134,784,351.27
Step by Step Solution
- Step 1: Write the proportion equation
175,990,763.32 : 242,855,939.58 = 97,674,369.85 : x - Step 2: Convert to fraction form
175,990,763.32/242,855,939.58 = 97,674,369.85/x - Step 3: Cross multiply
175,990,763.32x = 242,855,939.58 × 97,674,369.85 - Step 4: Simplify right side
175,990,763.32x = 23,720,800,862,806,172 - Step 5: Solve for x
x = 23,720,800,862,806,172/175,990,763.32 - Step 6: Final answer
x = 134,784,351.27
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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.