Home / 291,327,454.50-436,707,155.24-116,398,334.94

Finding the Fourth Proportional to 291,327,454.50, 436,707,155.24 and 116,398,334.94

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Solution

The fourth proportional to 291,327,454.50, 436,707,155.24 and 116,398,334.94 is: 174,484,021.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,327,454.50 : 436,707,155.24 = 116,398,334.94 : x
  2. Step 2: Convert to fraction form
    291,327,454.50/436,707,155.24 = 116,398,334.94/x
  3. Step 3: Cross multiply
    291,327,454.50x = 436,707,155.24 × 116,398,334.94
  4. Step 4: Simplify right side
    291,327,454.50x = 50,831,985,726,320,096
  5. Step 5: Solve for x
    x = 50,831,985,726,320,096/291,327,454.50
  6. Step 6: Final answer
    x = 174,484,021.13

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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.