Home / 928,398,680,161.70-1,393,234,139,452.90-324,023,885,451.38

Finding the Fourth Proportional to 928,398,680,161.70, 1,393,234,139,452.90 and 324,023,885,451.38

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Solution

The fourth proportional to 928,398,680,161.70, 1,393,234,139,452.90 and 324,023,885,451.38 is: 486,257,842,514.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,398,680,161.70 : 1,393,234,139,452.90 = 324,023,885,451.38 : x
  2. Step 2: Convert to fraction form
    928,398,680,161.70/1,393,234,139,452.90 = 324,023,885,451.38/x
  3. Step 3: Cross multiply
    928,398,680,161.70x = 1,393,234,139,452.90 × 324,023,885,451.38
  4. Step 4: Simplify right side
    928,398,680,161.70x = 451,441,139,209,038,425,227,264
  5. Step 5: Solve for x
    x = 451,441,139,209,038,425,227,264/928,398,680,161.70
  6. Step 6: Final answer
    x = 486,257,842,514.82

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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.