Home / 950,184,777.60-1,425,277,166.40-485,280,190.80

Finding the Fourth Proportional to 950,184,777.60, 1,425,277,166.40 and 485,280,190.80

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Solution

The fourth proportional to 950,184,777.60, 1,425,277,166.40 and 485,280,190.80 is: 727,920,286.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,184,777.60 : 1,425,277,166.40 = 485,280,190.80 : x
  2. Step 2: Convert to fraction form
    950,184,777.60/1,425,277,166.40 = 485,280,190.80/x
  3. Step 3: Cross multiply
    950,184,777.60x = 1,425,277,166.40 × 485,280,190.80
  4. Step 4: Simplify right side
    950,184,777.60x = 691,658,775,253,475,456
  5. Step 5: Solve for x
    x = 691,658,775,253,475,456/950,184,777.60
  6. Step 6: Final answer
    x = 727,920,286.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.