Home / 513,224,175.20-768,324,608.40-483,327,010.40

Finding the Fourth Proportional to 513,224,175.20, 768,324,608.40 and 483,327,010.40

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Solution

The fourth proportional to 513,224,175.20, 768,324,608.40 and 483,327,010.40 is: 723,566,920.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,224,175.20 : 768,324,608.40 = 483,327,010.40 : x
  2. Step 2: Convert to fraction form
    513,224,175.20/768,324,608.40 = 483,327,010.40/x
  3. Step 3: Cross multiply
    513,224,175.20x = 768,324,608.40 × 483,327,010.40
  4. Step 4: Simplify right side
    513,224,175.20x = 371,352,035,994,722,688
  5. Step 5: Solve for x
    x = 371,352,035,994,722,688/513,224,175.20
  6. Step 6: Final answer
    x = 723,566,920.54

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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.