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Finding the Third Proportional to 3,869,549,833.50 and 7,901,516,979

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Solution

The third proportional to 3,869,549,833.50 and 7,901,516,979 is: 16,134,685,753.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,869,549,833.50 : 7,901,516,979 = 7,901,516,979 : x
  2. Step 2: Convert to fraction form
    3,869,549,833.50/7,901,516,979 = 7,901,516,979/x
  3. Step 3: Cross multiply
    3,869,549,833.50x = 7,901,516,979 × 7,901,516,979
  4. Step 4: Simplify right side
    3,869,549,833.50x = 62,433,970,569,425,289,216
  5. Step 5: Solve for x
    x = 62,433,970,569,425,289,216/3,869,549,833.50
  6. Step 6: Final answer
    x = 16,134,685,753.09

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.