Home / 323,599,408.80-485,399,113.20-93,575,997.60

Finding the Fourth Proportional to 323,599,408.80, 485,399,113.20 and 93,575,997.60

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Solution

The fourth proportional to 323,599,408.80, 485,399,113.20 and 93,575,997.60 is: 140,363,996.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,599,408.80 : 485,399,113.20 = 93,575,997.60 : x
  2. Step 2: Convert to fraction form
    323,599,408.80/485,399,113.20 = 93,575,997.60/x
  3. Step 3: Cross multiply
    323,599,408.80x = 485,399,113.20 × 93,575,997.60
  4. Step 4: Simplify right side
    323,599,408.80x = 45,421,706,251,845,328
  5. Step 5: Solve for x
    x = 45,421,706,251,845,328/323,599,408.80
  6. Step 6: Final answer
    x = 140,363,996.40

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1.5x scale

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.