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Finding the Third Proportional to 1,399,402,026 and 3,239,704,211

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Solution

The third proportional to 1,399,402,026 and 3,239,704,211 is: 7,500,120,179.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,399,402,026 : 3,239,704,211 = 3,239,704,211 : x
  2. Step 2: Convert to fraction form
    1,399,402,026/3,239,704,211 = 3,239,704,211/x
  3. Step 3: Cross multiply
    1,399,402,026x = 3,239,704,211 × 3,239,704,211
  4. Step 4: Simplify right side
    1,399,402,026x = 10,495,683,374,771,132,416
  5. Step 5: Solve for x
    x = 10,495,683,374,771,132,416/1,399,402,026
  6. Step 6: Final answer
    x = 7,500,120,179.74

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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.