Finding the Fourth Proportional to 242,421,071.84, 363,631,612.58 and 58,188,547.97
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Solution
The fourth proportional to 242,421,071.84, 363,631,612.58 and 58,188,547.97 is: 87,282,823.11
Step by Step Solution
- Step 1: Write the proportion equation
242,421,071.84 : 363,631,612.58 = 58,188,547.97 : x - Step 2: Convert to fraction form
242,421,071.84/363,631,612.58 = 58,188,547.97/x - Step 3: Cross multiply
242,421,071.84x = 363,631,612.58 × 58,188,547.97 - Step 4: Simplify right side
242,421,071.84x = 21,159,195,532,019,784 - Step 5: Solve for x
x = 21,159,195,532,019,784/242,421,071.84 - Step 6: Final answer
x = 87,282,823.11
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.