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Finding the Third Proportional to 191,088,892 and 390,198,392

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Solution

The third proportional to 191,088,892 and 390,198,392 is: 796,774,650.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,088,892 : 390,198,392 = 390,198,392 : x
  2. Step 2: Convert to fraction form
    191,088,892/390,198,392 = 390,198,392/x
  3. Step 3: Cross multiply
    191,088,892x = 390,198,392 × 390,198,392
  4. Step 4: Simplify right side
    191,088,892x = 152,254,785,119,385,664
  5. Step 5: Solve for x
    x = 152,254,785,119,385,664/191,088,892
  6. Step 6: Final answer
    x = 796,774,650.40

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.