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Finding the Third Proportional to 200,402,582 and 310,301,027

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Solution

The third proportional to 200,402,582 and 310,301,027 is: 480,466,500.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,402,582 : 310,301,027 = 310,301,027 : x
  2. Step 2: Convert to fraction form
    200,402,582/310,301,027 = 310,301,027/x
  3. Step 3: Cross multiply
    200,402,582x = 310,301,027 × 310,301,027
  4. Step 4: Simplify right side
    200,402,582x = 96,286,727,357,254,736
  5. Step 5: Solve for x
    x = 96,286,727,357,254,736/200,402,582
  6. Step 6: Final answer
    x = 480,466,500.96

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.