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Finding the Third Proportional to 78,564,895 and 185,199,305

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Solution

The third proportional to 78,564,895 and 185,199,305 is: 436,566,262.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,564,895 : 185,199,305 = 185,199,305 : x
  2. Step 2: Convert to fraction form
    78,564,895/185,199,305 = 185,199,305/x
  3. Step 3: Cross multiply
    78,564,895x = 185,199,305 × 185,199,305
  4. Step 4: Simplify right side
    78,564,895x = 34,298,782,572,483,024
  5. Step 5: Solve for x
    x = 34,298,782,572,483,024/78,564,895
  6. Step 6: Final answer
    x = 436,566,262.48

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.