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Finding the Third Proportional to 66,375,500.63 and 103,893,667.88

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Solution

The third proportional to 66,375,500.63 and 103,893,667.88 is: 162,618,648.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,375,500.63 : 103,893,667.88 = 103,893,667.88 : x
  2. Step 2: Convert to fraction form
    66,375,500.63/103,893,667.88 = 103,893,667.88/x
  3. Step 3: Cross multiply
    66,375,500.63x = 103,893,667.88 × 103,893,667.88
  4. Step 4: Simplify right side
    66,375,500.63x = 10,793,894,224,520,808
  5. Step 5: Solve for x
    x = 10,793,894,224,520,808/66,375,500.63
  6. Step 6: Final answer
    x = 162,618,648.79

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.