Home / 331,776,010.40-497,664,015.60-89,463,408.80

Finding the Fourth Proportional to 331,776,010.40, 497,664,015.60 and 89,463,408.80

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Solution

The fourth proportional to 331,776,010.40, 497,664,015.60 and 89,463,408.80 is: 134,195,113.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,776,010.40 : 497,664,015.60 = 89,463,408.80 : x
  2. Step 2: Convert to fraction form
    331,776,010.40/497,664,015.60 = 89,463,408.80/x
  3. Step 3: Cross multiply
    331,776,010.40x = 497,664,015.60 × 89,463,408.80
  4. Step 4: Simplify right side
    331,776,010.40x = 44,522,719,272,672,376
  5. Step 5: Solve for x
    x = 44,522,719,272,672,376/331,776,010.40
  6. Step 6: Final answer
    x = 134,195,113.20

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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.