Home / 190,722,255.75-287,480,876.63

Finding the Third Proportional to 190,722,255.75 and 287,480,876.63

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Solution

The third proportional to 190,722,255.75 and 287,480,876.63 is: 433,327,794.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,722,255.75 : 287,480,876.63 = 287,480,876.63 : x
  2. Step 2: Convert to fraction form
    190,722,255.75/287,480,876.63 = 287,480,876.63/x
  3. Step 3: Cross multiply
    190,722,255.75x = 287,480,876.63 × 287,480,876.63
  4. Step 4: Simplify right side
    190,722,255.75x = 82,645,254,425,078,464
  5. Step 5: Solve for x
    x = 82,645,254,425,078,464/190,722,255.75
  6. Step 6: Final answer
    x = 433,327,794.39

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.