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Finding the Third Proportional to 47,233,394 and 77,127,879

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Solution

The third proportional to 47,233,394 and 77,127,879 is: 125,942,880.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,233,394 : 77,127,879 = 77,127,879 : x
  2. Step 2: Convert to fraction form
    47,233,394/77,127,879 = 77,127,879/x
  3. Step 3: Cross multiply
    47,233,394x = 77,127,879 × 77,127,879
  4. Step 4: Simplify right side
    47,233,394x = 5,948,709,719,038,641
  5. Step 5: Solve for x
    x = 5,948,709,719,038,641/47,233,394
  6. Step 6: Final answer
    x = 125,942,880.98

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Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.