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Finding the Third Proportional to 69,756,988 and 162,931,964

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Solution

The third proportional to 69,756,988 and 162,931,964 is: 380,561,512.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,756,988 : 162,931,964 = 162,931,964 : x
  2. Step 2: Convert to fraction form
    69,756,988/162,931,964 = 162,931,964/x
  3. Step 3: Cross multiply
    69,756,988x = 162,931,964 × 162,931,964
  4. Step 4: Simplify right side
    69,756,988x = 26,546,824,892,897,296
  5. Step 5: Solve for x
    x = 26,546,824,892,897,296/69,756,988
  6. Step 6: Final answer
    x = 380,561,512.96

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.