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Finding the Third Proportional to 154,529,892 and 331,492,316

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Solution

The third proportional to 154,529,892 and 331,492,316 is: 711,106,143.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,529,892 : 331,492,316 = 331,492,316 : x
  2. Step 2: Convert to fraction form
    154,529,892/331,492,316 = 331,492,316/x
  3. Step 3: Cross multiply
    154,529,892x = 331,492,316 × 331,492,316
  4. Step 4: Simplify right side
    154,529,892x = 109,887,155,567,043,856
  5. Step 5: Solve for x
    x = 109,887,155,567,043,856/154,529,892
  6. Step 6: Final answer
    x = 711,106,143.57

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.