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Finding the Third Proportional to 207,318,732 and 479,955,964

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Solution

The third proportional to 207,318,732 and 479,955,964 is: 1,111,128,382.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,318,732 : 479,955,964 = 479,955,964 : x
  2. Step 2: Convert to fraction form
    207,318,732/479,955,964 = 479,955,964/x
  3. Step 3: Cross multiply
    207,318,732x = 479,955,964 × 479,955,964
  4. Step 4: Simplify right side
    207,318,732x = 230,357,727,379,169,280
  5. Step 5: Solve for x
    x = 230,357,727,379,169,280/207,318,732
  6. Step 6: Final answer
    x = 1,111,128,382.64

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.