Finding the Fourth Proportional to 176,553,343.76, 243,643,386.11 and 109,547,380.44
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Solution
The fourth proportional to 176,553,343.76, 243,643,386.11 and 109,547,380.44 is: 151,175,243.37
Step by Step Solution
- Step 1: Write the proportion equation
176,553,343.76 : 243,643,386.11 = 109,547,380.44 : x - Step 2: Convert to fraction form
176,553,343.76/243,643,386.11 = 109,547,380.44/x - Step 3: Cross multiply
176,553,343.76x = 243,643,386.11 × 109,547,380.44 - Step 4: Simplify right side
176,553,343.76x = 26,690,494,709,334,244 - Step 5: Solve for x
x = 26,690,494,709,334,244/176,553,343.76 - Step 6: Final answer
x = 151,175,243.37
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.