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Finding the Third Proportional to 90,386,053 and 197,673,234

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Solution

The third proportional to 90,386,053 and 197,673,234 is: 432,309,036.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,386,053 : 197,673,234 = 197,673,234 : x
  2. Step 2: Convert to fraction form
    90,386,053/197,673,234 = 197,673,234/x
  3. Step 3: Cross multiply
    90,386,053x = 197,673,234 × 197,673,234
  4. Step 4: Simplify right side
    90,386,053x = 39,074,707,440,018,752
  5. Step 5: Solve for x
    x = 39,074,707,440,018,752/90,386,053
  6. Step 6: Final answer
    x = 432,309,036.00

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.