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Finding the Third Proportional to 134,265,330 and 207,329,156

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Solution

The third proportional to 134,265,330 and 207,329,156 is: 320,152,484.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,265,330 : 207,329,156 = 207,329,156 : x
  2. Step 2: Convert to fraction form
    134,265,330/207,329,156 = 207,329,156/x
  3. Step 3: Cross multiply
    134,265,330x = 207,329,156 × 207,329,156
  4. Step 4: Simplify right side
    134,265,330x = 42,985,378,927,672,336
  5. Step 5: Solve for x
    x = 42,985,378,927,672,336/134,265,330
  6. Step 6: Final answer
    x = 320,152,484.10

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.