Home / 928,398,680,160.90-1,393,234,139,451.60-324,023,885,450.55

Finding the Fourth Proportional to 928,398,680,160.90, 1,393,234,139,451.60 and 324,023,885,450.55

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Solution

The fourth proportional to 928,398,680,160.90, 1,393,234,139,451.60 and 324,023,885,450.55 is: 486,257,842,513.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,398,680,160.90 : 1,393,234,139,451.60 = 324,023,885,450.55 : x
  2. Step 2: Convert to fraction form
    928,398,680,160.90/1,393,234,139,451.60 = 324,023,885,450.55/x
  3. Step 3: Cross multiply
    928,398,680,160.90x = 1,393,234,139,451.60 × 324,023,885,450.55
  4. Step 4: Simplify right side
    928,398,680,160.90x = 451,441,139,207,460,830,052,352
  5. Step 5: Solve for x
    x = 451,441,139,207,460,830,052,352/928,398,680,160.90
  6. Step 6: Final answer
    x = 486,257,842,513.54

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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.